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Finding the Fourth Proportional to 162,635.80, 243,953.70 and 62,800.60

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Solution

The fourth proportional to 162,635.80, 243,953.70 and 62,800.60 is: 94,200.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,635.80 : 243,953.70 = 62,800.60 : x
  2. Step 2: Convert to fraction form
    162,635.80/243,953.70 = 62,800.60/x
  3. Step 3: Cross multiply
    162,635.80x = 243,953.70 × 62,800.60
  4. Step 4: Simplify right side
    162,635.80x = 15,320,438,732.22
  5. Step 5: Solve for x
    x = 15,320,438,732.22/162,635.80
  6. Step 6: Final answer
    x = 94,200.90

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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.