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Finding the Fourth Proportional to 162,344.80, 243,344.40 and 62,466.40

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Solution

The fourth proportional to 162,344.80, 243,344.40 and 62,466.40 is: 93,633.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,344.80 : 243,344.40 = 62,466.40 : x
  2. Step 2: Convert to fraction form
    162,344.80/243,344.40 = 62,466.40/x
  3. Step 3: Cross multiply
    162,344.80x = 243,344.40 × 62,466.40
  4. Step 4: Simplify right side
    162,344.80x = 15,200,848,628.16
  5. Step 5: Solve for x
    x = 15,200,848,628.16/162,344.80
  6. Step 6: Final answer
    x = 93,633.11

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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.