Home / 162,006.03-243,005.40-73,235.70

Finding the Fourth Proportional to 162,006.03, 243,005.40 and 73,235.70

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Solution

The fourth proportional to 162,006.03, 243,005.40 and 73,235.70 is: 109,851.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,006.03 : 243,005.40 = 73,235.70 : x
  2. Step 2: Convert to fraction form
    162,006.03/243,005.40 = 73,235.70/x
  3. Step 3: Cross multiply
    162,006.03x = 243,005.40 × 73,235.70
  4. Step 4: Simplify right side
    162,006.03x = 17,796,670,572.78
  5. Step 5: Solve for x
    x = 17,796,670,572.78/162,006.03
  6. Step 6: Final answer
    x = 109,851.90

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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.