Home / 156,133.92-234,332.10-67,455.12

Finding the Fourth Proportional to 156,133.92, 234,332.10 and 67,455.12

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Solution

The fourth proportional to 156,133.92, 234,332.10 and 67,455.12 is: 101,239.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,133.92 : 234,332.10 = 67,455.12 : x
  2. Step 2: Convert to fraction form
    156,133.92/234,332.10 = 67,455.12/x
  3. Step 3: Cross multiply
    156,133.92x = 234,332.10 × 67,455.12
  4. Step 4: Simplify right side
    156,133.92x = 15,806,899,925.35
  5. Step 5: Solve for x
    x = 15,806,899,925.35/156,133.92
  6. Step 6: Final answer
    x = 101,239.37

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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.