Home / 55,921.12-77,173.28-32,052.40

Finding the Fourth Proportional to 55,921.12, 77,173.28 and 32,052.40

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Solution

The fourth proportional to 55,921.12, 77,173.28 and 32,052.40 is: 44,233.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,921.12 : 77,173.28 = 32,052.40 : x
  2. Step 2: Convert to fraction form
    55,921.12/77,173.28 = 32,052.40/x
  3. Step 3: Cross multiply
    55,921.12x = 77,173.28 × 32,052.40
  4. Step 4: Simplify right side
    55,921.12x = 2,473,588,679.61
  5. Step 5: Solve for x
    x = 2,473,588,679.61/55,921.12
  6. Step 6: Final answer
    x = 44,233.53

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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.