Home / 56,561.02-77,982.15-35,332.54

Finding the Fourth Proportional to 56,561.02, 77,982.15 and 35,332.54

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Solution

The fourth proportional to 56,561.02, 77,982.15 and 35,332.54 is: 48,713.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,561.02 : 77,982.15 = 35,332.54 : x
  2. Step 2: Convert to fraction form
    56,561.02/77,982.15 = 35,332.54/x
  3. Step 3: Cross multiply
    56,561.02x = 77,982.15 × 35,332.54
  4. Step 4: Simplify right side
    56,561.02x = 2,755,307,434.16
  5. Step 5: Solve for x
    x = 2,755,307,434.16/56,561.02
  6. Step 6: Final answer
    x = 48,713.89

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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.