Home / 84,916.60-127,376.10-32,328.96

Finding the Fourth Proportional to 84,916.60, 127,376.10 and 32,328.96

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Solution

The fourth proportional to 84,916.60, 127,376.10 and 32,328.96 is: 48,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,916.60 : 127,376.10 = 32,328.96 : x
  2. Step 2: Convert to fraction form
    84,916.60/127,376.10 = 32,328.96/x
  3. Step 3: Cross multiply
    84,916.60x = 127,376.10 × 32,328.96
  4. Step 4: Simplify right side
    84,916.60x = 4,117,936,841.86
  5. Step 5: Solve for x
    x = 4,117,936,841.86/84,916.60
  6. Step 6: Final answer
    x = 48,493.90

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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.