Home / 125,637.39-188,479.17-41,402.52

Finding the Fourth Proportional to 125,637.39, 188,479.17 and 41,402.52

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Solution

The fourth proportional to 125,637.39, 188,479.17 and 41,402.52 is: 62,111.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,637.39 : 188,479.17 = 41,402.52 : x
  2. Step 2: Convert to fraction form
    125,637.39/188,479.17 = 41,402.52/x
  3. Step 3: Cross multiply
    125,637.39x = 188,479.17 × 41,402.52
  4. Step 4: Simplify right side
    125,637.39x = 7,803,512,605.51
  5. Step 5: Solve for x
    x = 7,803,512,605.51/125,637.39
  6. Step 6: Final answer
    x = 62,111.39

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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.