Home / 162,006.90-242,937.45-73,214.70

Finding the Fourth Proportional to 162,006.90, 242,937.45 and 73,214.70

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Solution

The fourth proportional to 162,006.90, 242,937.45 and 73,214.70 is: 109,789.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,006.90 : 242,937.45 = 73,214.70 : x
  2. Step 2: Convert to fraction form
    162,006.90/242,937.45 = 73,214.70/x
  3. Step 3: Cross multiply
    162,006.90x = 242,937.45 × 73,214.70
  4. Step 4: Simplify right side
    162,006.90x = 17,786,592,520.52
  5. Step 5: Solve for x
    x = 17,786,592,520.52/162,006.90
  6. Step 6: Final answer
    x = 109,789.10

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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.