Home / 162,229.84-243,345.31-49,909.30

Finding the Fourth Proportional to 162,229.84, 243,345.31 and 49,909.30

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Solution

The fourth proportional to 162,229.84, 243,345.31 and 49,909.30 is: 74,864.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,229.84 : 243,345.31 = 49,909.30 : x
  2. Step 2: Convert to fraction form
    162,229.84/243,345.31 = 49,909.30/x
  3. Step 3: Cross multiply
    162,229.84x = 243,345.31 × 49,909.30
  4. Step 4: Simplify right side
    162,229.84x = 12,145,193,347.25
  5. Step 5: Solve for x
    x = 12,145,193,347.25/162,229.84
  6. Step 6: Final answer
    x = 74,864.12

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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.