Home / 119,851.06-178,865.10-106,565.44

Finding the Fourth Proportional to 119,851.06, 178,865.10 and 106,565.44

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Solution

The fourth proportional to 119,851.06, 178,865.10 and 106,565.44 is: 159,037.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,851.06 : 178,865.10 = 106,565.44 : x
  2. Step 2: Convert to fraction form
    119,851.06/178,865.10 = 106,565.44/x
  3. Step 3: Cross multiply
    119,851.06x = 178,865.10 × 106,565.44
  4. Step 4: Simplify right side
    119,851.06x = 19,060,838,082.14
  5. Step 5: Solve for x
    x = 19,060,838,082.14/119,851.06
  6. Step 6: Final answer
    x = 159,037.71

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.