Home / 115,060.88-172,601.18-35,116.86

Finding the Fourth Proportional to 115,060.88, 172,601.18 and 35,116.86

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Solution

The fourth proportional to 115,060.88, 172,601.18 and 35,116.86 is: 52,678.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,060.88 : 172,601.18 = 35,116.86 : x
  2. Step 2: Convert to fraction form
    115,060.88/172,601.18 = 35,116.86/x
  3. Step 3: Cross multiply
    115,060.88x = 172,601.18 × 35,116.86
  4. Step 4: Simplify right side
    115,060.88x = 6,061,211,473.89
  5. Step 5: Solve for x
    x = 6,061,211,473.89/115,060.88
  6. Step 6: Final answer
    x = 52,678.30

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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.