Home / 116,126.60-160,216.85-67,717.55

Finding the Fourth Proportional to 116,126.60, 160,216.85 and 67,717.55

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Solution

The fourth proportional to 116,126.60, 160,216.85 and 67,717.55 is: 93,428.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,126.60 : 160,216.85 = 67,717.55 : x
  2. Step 2: Convert to fraction form
    116,126.60/160,216.85 = 67,717.55/x
  3. Step 3: Cross multiply
    116,126.60x = 160,216.85 × 67,717.55
  4. Step 4: Simplify right side
    116,126.60x = 10,849,493,120.55
  5. Step 5: Solve for x
    x = 10,849,493,120.55/116,126.60
  6. Step 6: Final answer
    x = 93,428.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.