Home / 125,166.90-187,792.27-40,930.95

Finding the Fourth Proportional to 125,166.90, 187,792.27 and 40,930.95

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Solution

The fourth proportional to 125,166.90, 187,792.27 and 40,930.95 is: 61,410.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,166.90 : 187,792.27 = 40,930.95 : x
  2. Step 2: Convert to fraction form
    125,166.90/187,792.27 = 40,930.95/x
  3. Step 3: Cross multiply
    125,166.90x = 187,792.27 × 40,930.95
  4. Step 4: Simplify right side
    125,166.90x = 7,686,516,013.76
  5. Step 5: Solve for x
    x = 7,686,516,013.76/125,166.90
  6. Step 6: Final answer
    x = 61,410.13

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1.5x scale

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.