Home / 55,881.47-77,118.45-32,012.75

Finding the Fourth Proportional to 55,881.47, 77,118.45 and 32,012.75

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Solution

The fourth proportional to 55,881.47, 77,118.45 and 32,012.75 is: 44,178.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,881.47 : 77,118.45 = 32,012.75 : x
  2. Step 2: Convert to fraction form
    55,881.47/77,118.45 = 32,012.75/x
  3. Step 3: Cross multiply
    55,881.47x = 77,118.45 × 32,012.75
  4. Step 4: Simplify right side
    55,881.47x = 2,468,773,868.04
  5. Step 5: Solve for x
    x = 2,468,773,868.04/55,881.47
  6. Step 6: Final answer
    x = 44,178.76

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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.