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Finding the Fourth Proportional to 162,340.80, 243,338.40 and 62,462.40

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Solution

The fourth proportional to 162,340.80, 243,338.40 and 62,462.40 is: 93,627.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,340.80 : 243,338.40 = 62,462.40 : x
  2. Step 2: Convert to fraction form
    162,340.80/243,338.40 = 62,462.40/x
  3. Step 3: Cross multiply
    162,340.80x = 243,338.40 × 62,462.40
  4. Step 4: Simplify right side
    162,340.80x = 15,199,500,476.16
  5. Step 5: Solve for x
    x = 15,199,500,476.16/162,340.80
  6. Step 6: Final answer
    x = 93,627.11

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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.