Home / 233,020.46-321,565.18-131,045.90

Finding the Fourth Proportional to 233,020.46, 321,565.18 and 131,045.90

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Solution

The fourth proportional to 233,020.46, 321,565.18 and 131,045.90 is: 180,841.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,020.46 : 321,565.18 = 131,045.90 : x
  2. Step 2: Convert to fraction form
    233,020.46/321,565.18 = 131,045.90/x
  3. Step 3: Cross multiply
    233,020.46x = 321,565.18 × 131,045.90
  4. Step 4: Simplify right side
    233,020.46x = 42,139,798,421.76
  5. Step 5: Solve for x
    x = 42,139,798,421.76/233,020.46
  6. Step 6: Final answer
    x = 180,841.62

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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.