Home / 90,294.40-135,337.60-48,654.08

Finding the Fourth Proportional to 90,294.40, 135,337.60 and 48,654.08

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Solution

The fourth proportional to 90,294.40, 135,337.60 and 48,654.08 is: 72,925.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,294.40 : 135,337.60 = 48,654.08 : x
  2. Step 2: Convert to fraction form
    90,294.40/135,337.60 = 48,654.08/x
  3. Step 3: Cross multiply
    90,294.40x = 135,337.60 × 48,654.08
  4. Step 4: Simplify right side
    90,294.40x = 6,584,726,417.41
  5. Step 5: Solve for x
    x = 6,584,726,417.41/90,294.40
  6. Step 6: Final answer
    x = 72,925.08

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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.