Home / 162,084.72-243,151.32-56,885.20

Finding the Fourth Proportional to 162,084.72, 243,151.32 and 56,885.20

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Solution

The fourth proportional to 162,084.72, 243,151.32 and 56,885.20 is: 85,336.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,084.72 : 243,151.32 = 56,885.20 : x
  2. Step 2: Convert to fraction form
    162,084.72/243,151.32 = 56,885.20/x
  3. Step 3: Cross multiply
    162,084.72x = 243,151.32 × 56,885.20
  4. Step 4: Simplify right side
    162,084.72x = 13,831,711,468.46
  5. Step 5: Solve for x
    x = 13,831,711,468.46/162,084.72
  6. Step 6: Final answer
    x = 85,336.31

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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.