Home / 156,073.80-234,110.70-67,265.40

Finding the Fourth Proportional to 156,073.80, 234,110.70 and 67,265.40

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Solution

The fourth proportional to 156,073.80, 234,110.70 and 67,265.40 is: 100,898.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,073.80 : 234,110.70 = 67,265.40 : x
  2. Step 2: Convert to fraction form
    156,073.80/234,110.70 = 67,265.40/x
  3. Step 3: Cross multiply
    156,073.80x = 234,110.70 × 67,265.40
  4. Step 4: Simplify right side
    156,073.80x = 15,747,549,879.78
  5. Step 5: Solve for x
    x = 15,747,549,879.78/156,073.80
  6. Step 6: Final answer
    x = 100,898.10

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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.