Home / 145,836.46-218,755.77-52,343.02

Finding the Fourth Proportional to 145,836.46, 218,755.77 and 52,343.02

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Solution

The fourth proportional to 145,836.46, 218,755.77 and 52,343.02 is: 78,514.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,836.46 : 218,755.77 = 52,343.02 : x
  2. Step 2: Convert to fraction form
    145,836.46/218,755.77 = 52,343.02/x
  3. Step 3: Cross multiply
    145,836.46x = 218,755.77 × 52,343.02
  4. Step 4: Simplify right side
    145,836.46x = 11,450,337,644.23
  5. Step 5: Solve for x
    x = 11,450,337,644.23/145,836.46
  6. Step 6: Final answer
    x = 78,514.92

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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.