Home / 93,739.29-129,340.22-55,510.85

Finding the Fourth Proportional to 93,739.29, 129,340.22 and 55,510.85

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Solution

The fourth proportional to 93,739.29, 129,340.22 and 55,510.85 is: 76,593.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,739.29 : 129,340.22 = 55,510.85 : x
  2. Step 2: Convert to fraction form
    93,739.29/129,340.22 = 55,510.85/x
  3. Step 3: Cross multiply
    93,739.29x = 129,340.22 × 55,510.85
  4. Step 4: Simplify right side
    93,739.29x = 7,179,784,627.13
  5. Step 5: Solve for x
    x = 7,179,784,627.13/93,739.29
  6. Step 6: Final answer
    x = 76,593.12

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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.