Home / 55,935.90-77,193.27-30,444.12

Finding the Fourth Proportional to 55,935.90, 77,193.27 and 30,444.12

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Solution

The fourth proportional to 55,935.90, 77,193.27 and 30,444.12 is: 42,013.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,935.90 : 77,193.27 = 30,444.12 : x
  2. Step 2: Convert to fraction form
    55,935.90/77,193.27 = 30,444.12/x
  3. Step 3: Cross multiply
    55,935.90x = 77,193.27 × 30,444.12
  4. Step 4: Simplify right side
    55,935.90x = 2,350,081,175.07
  5. Step 5: Solve for x
    x = 2,350,081,175.07/55,935.90
  6. Step 6: Final answer
    x = 42,013.83

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.