Home / 162,094.15-243,140.97-90,092.85

Finding the Fourth Proportional to 162,094.15, 243,140.97 and 90,092.85

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Solution

The fourth proportional to 162,094.15, 243,140.97 and 90,092.85 is: 135,139.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,094.15 : 243,140.97 = 90,092.85 : x
  2. Step 2: Convert to fraction form
    162,094.15/243,140.97 = 90,092.85/x
  3. Step 3: Cross multiply
    162,094.15x = 243,140.97 × 90,092.85
  4. Step 4: Simplify right side
    162,094.15x = 21,905,262,365.13
  5. Step 5: Solve for x
    x = 21,905,262,365.13/162,094.15
  6. Step 6: Final answer
    x = 135,139.13

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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.