Home / 162,219.43-243,352.43-49,909.08

Finding the Fourth Proportional to 162,219.43, 243,352.43 and 49,909.08

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Solution

The fourth proportional to 162,219.43, 243,352.43 and 49,909.08 is: 74,870.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,219.43 : 243,352.43 = 49,909.08 : x
  2. Step 2: Convert to fraction form
    162,219.43/243,352.43 = 49,909.08/x
  3. Step 3: Cross multiply
    162,219.43x = 243,352.43 × 49,909.08
  4. Step 4: Simplify right side
    162,219.43x = 12,145,495,897.06
  5. Step 5: Solve for x
    x = 12,145,495,897.06/162,219.43
  6. Step 6: Final answer
    x = 74,870.78

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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.