Home / 125,969.48-188,953.04-51,071.82

Finding the Fourth Proportional to 125,969.48, 188,953.04 and 51,071.82

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Solution

The fourth proportional to 125,969.48, 188,953.04 and 51,071.82 is: 76,607.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,969.48 : 188,953.04 = 51,071.82 : x
  2. Step 2: Convert to fraction form
    125,969.48/188,953.04 = 51,071.82/x
  3. Step 3: Cross multiply
    125,969.48x = 188,953.04 × 51,071.82
  4. Step 4: Simplify right side
    125,969.48x = 9,650,175,474.98
  5. Step 5: Solve for x
    x = 9,650,175,474.98/125,969.48
  6. Step 6: Final answer
    x = 76,607.25

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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.