Home / 230,966.73-318,664.38-134,151.90

Finding the Fourth Proportional to 230,966.73, 318,664.38 and 134,151.90

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Solution

The fourth proportional to 230,966.73, 318,664.38 and 134,151.90 is: 185,089.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,966.73 : 318,664.38 = 134,151.90 : x
  2. Step 2: Convert to fraction form
    230,966.73/318,664.38 = 134,151.90/x
  3. Step 3: Cross multiply
    230,966.73x = 318,664.38 × 134,151.90
  4. Step 4: Simplify right side
    230,966.73x = 42,749,432,039.32
  5. Step 5: Solve for x
    x = 42,749,432,039.32/230,966.73
  6. Step 6: Final answer
    x = 185,089.13

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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.