Home / 55,500.52-76,598.22-31,306.45

Finding the Fourth Proportional to 55,500.52, 76,598.22 and 31,306.45

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Solution

The fourth proportional to 55,500.52, 76,598.22 and 31,306.45 is: 43,207.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,500.52 : 76,598.22 = 31,306.45 : x
  2. Step 2: Convert to fraction form
    55,500.52/76,598.22 = 31,306.45/x
  3. Step 3: Cross multiply
    55,500.52x = 76,598.22 × 31,306.45
  4. Step 4: Simplify right side
    55,500.52x = 2,398,018,237.95
  5. Step 5: Solve for x
    x = 2,398,018,237.95/55,500.52
  6. Step 6: Final answer
    x = 43,207.13

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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.