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Finding the Fourth Proportional to 162,378.96, 243,565.52 and 62,560.80

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Solution

The fourth proportional to 162,378.96, 243,565.52 and 62,560.80 is: 93,840.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,378.96 : 243,565.52 = 62,560.80 : x
  2. Step 2: Convert to fraction form
    162,378.96/243,565.52 = 62,560.80/x
  3. Step 3: Cross multiply
    162,378.96x = 243,565.52 × 62,560.80
  4. Step 4: Simplify right side
    162,378.96x = 15,237,653,783.62
  5. Step 5: Solve for x
    x = 15,237,653,783.62/162,378.96
  6. Step 6: Final answer
    x = 93,840.07

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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.