Home / 156,737.14-216,299.76-88,752.28

Finding the Fourth Proportional to 156,737.14, 216,299.76 and 88,752.28

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Solution

The fourth proportional to 156,737.14, 216,299.76 and 88,752.28 is: 122,479.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,737.14 : 216,299.76 = 88,752.28 : x
  2. Step 2: Convert to fraction form
    156,737.14/216,299.76 = 88,752.28/x
  3. Step 3: Cross multiply
    156,737.14x = 216,299.76 × 88,752.28
  4. Step 4: Simplify right side
    156,737.14x = 19,197,096,863.45
  5. Step 5: Solve for x
    x = 19,197,096,863.45/156,737.14
  6. Step 6: Final answer
    x = 122,479.57

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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.