Home / 90,116.94-135,257.12-48,032.38

Finding the Fourth Proportional to 90,116.94, 135,257.12 and 48,032.38

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Solution

The fourth proportional to 90,116.94, 135,257.12 and 48,032.38 is: 72,092.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,116.94 : 135,257.12 = 48,032.38 : x
  2. Step 2: Convert to fraction form
    90,116.94/135,257.12 = 48,032.38/x
  3. Step 3: Cross multiply
    90,116.94x = 135,257.12 × 48,032.38
  4. Step 4: Simplify right side
    90,116.94x = 6,496,721,385.55
  5. Step 5: Solve for x
    x = 6,496,721,385.55/90,116.94
  6. Step 6: Final answer
    x = 72,092.12

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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.