Home / 61,490.30-92,235.45-54,232.70

Finding the Fourth Proportional to 61,490.30, 92,235.45 and 54,232.70

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Solution

The fourth proportional to 61,490.30, 92,235.45 and 54,232.70 is: 81,349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,490.30 : 92,235.45 = 54,232.70 : x
  2. Step 2: Convert to fraction form
    61,490.30/92,235.45 = 54,232.70/x
  3. Step 3: Cross multiply
    61,490.30x = 92,235.45 × 54,232.70
  4. Step 4: Simplify right side
    61,490.30x = 5,002,177,489.22
  5. Step 5: Solve for x
    x = 5,002,177,489.22/61,490.30
  6. Step 6: Final answer
    x = 81,349.05

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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.