Home / 125,341.77-188,089.23-54,283.44

Finding the Fourth Proportional to 125,341.77, 188,089.23 and 54,283.44

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Solution

The fourth proportional to 125,341.77, 188,089.23 and 54,283.44 is: 81,458.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,341.77 : 188,089.23 = 54,283.44 : x
  2. Step 2: Convert to fraction form
    125,341.77/188,089.23 = 54,283.44/x
  3. Step 3: Cross multiply
    125,341.77x = 188,089.23 × 54,283.44
  4. Step 4: Simplify right side
    125,341.77x = 10,210,130,431.35
  5. Step 5: Solve for x
    x = 10,210,130,431.35/125,341.77
  6. Step 6: Final answer
    x = 81,458.32

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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.