Home / 162,445.77-243,657.68-57,251.07

Finding the Fourth Proportional to 162,445.77, 243,657.68 and 57,251.07

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Solution

The fourth proportional to 162,445.77, 243,657.68 and 57,251.07 is: 85,872.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,445.77 : 243,657.68 = 57,251.07 : x
  2. Step 2: Convert to fraction form
    162,445.77/243,657.68 = 57,251.07/x
  3. Step 3: Cross multiply
    162,445.77x = 243,657.68 × 57,251.07
  4. Step 4: Simplify right side
    162,445.77x = 13,949,662,607.46
  5. Step 5: Solve for x
    x = 13,949,662,607.46/162,445.77
  6. Step 6: Final answer
    x = 85,872.74

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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.