Home / 125,695,051.74-188,420,298.75-60,099,143.31

Finding the Fourth Proportional to 125,695,051.74, 188,420,298.75 and 60,099,143.31

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Solution

The fourth proportional to 125,695,051.74, 188,420,298.75 and 60,099,143.31 is: 90,090,249.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,695,051.74 : 188,420,298.75 = 60,099,143.31 : x
  2. Step 2: Convert to fraction form
    125,695,051.74/188,420,298.75 = 60,099,143.31/x
  3. Step 3: Cross multiply
    125,695,051.74x = 188,420,298.75 × 60,099,143.31
  4. Step 4: Simplify right side
    125,695,051.74x = 11,323,898,537,089,264
  5. Step 5: Solve for x
    x = 11,323,898,537,089,264/125,695,051.74
  6. Step 6: Final answer
    x = 90,090,249.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.