Home / 112,940.29-169,077.58-98,927.70

Finding the Fourth Proportional to 112,940.29, 169,077.58 and 98,927.70

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Solution

The fourth proportional to 112,940.29, 169,077.58 and 98,927.70 is: 148,099.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,940.29 : 169,077.58 = 98,927.70 : x
  2. Step 2: Convert to fraction form
    112,940.29/169,077.58 = 98,927.70/x
  3. Step 3: Cross multiply
    112,940.29x = 169,077.58 × 98,927.70
  4. Step 4: Simplify right side
    112,940.29x = 16,726,455,229.61
  5. Step 5: Solve for x
    x = 16,726,455,229.61/112,940.29
  6. Step 6: Final answer
    x = 148,099.98

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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.