Home / 131,746.96-181,793.72-75,154.96

Finding the Fourth Proportional to 131,746.96, 181,793.72 and 75,154.96

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Solution

The fourth proportional to 131,746.96, 181,793.72 and 75,154.96 is: 103,704.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,746.96 : 181,793.72 = 75,154.96 : x
  2. Step 2: Convert to fraction form
    131,746.96/181,793.72 = 75,154.96/x
  3. Step 3: Cross multiply
    131,746.96x = 181,793.72 × 75,154.96
  4. Step 4: Simplify right side
    131,746.96x = 13,662,699,754.85
  5. Step 5: Solve for x
    x = 13,662,699,754.85/131,746.96
  6. Step 6: Final answer
    x = 103,704.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.