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Finding the Fourth Proportional to 112,793.60, 169,193.10 and 37,916.30

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Solution

The fourth proportional to 112,793.60, 169,193.10 and 37,916.30 is: 56,875.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,793.60 : 169,193.10 = 37,916.30 : x
  2. Step 2: Convert to fraction form
    112,793.60/169,193.10 = 37,916.30/x
  3. Step 3: Cross multiply
    112,793.60x = 169,193.10 × 37,916.30
  4. Step 4: Simplify right side
    112,793.60x = 6,415,176,337.53
  5. Step 5: Solve for x
    x = 6,415,176,337.53/112,793.60
  6. Step 6: Final answer
    x = 56,875.36

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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.