Home / 112,944.29-169,083.57-98,931.70

Finding the Fourth Proportional to 112,944.29, 169,083.57 and 98,931.70

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Solution

The fourth proportional to 112,944.29, 169,083.57 and 98,931.70 is: 148,105.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,944.29 : 169,083.57 = 98,931.70 : x
  2. Step 2: Convert to fraction form
    112,944.29/169,083.57 = 98,931.70/x
  3. Step 3: Cross multiply
    112,944.29x = 169,083.57 × 98,931.70
  4. Step 4: Simplify right side
    112,944.29x = 16,727,725,022.17
  5. Step 5: Solve for x
    x = 16,727,725,022.17/112,944.29
  6. Step 6: Final answer
    x = 148,105.98

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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.