Home / 55,842.84-77,062.17-30,349.62

Finding the Fourth Proportional to 55,842.84, 77,062.17 and 30,349.62

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Solution

The fourth proportional to 55,842.84, 77,062.17 and 30,349.62 is: 41,881.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,842.84 : 77,062.17 = 30,349.62 : x
  2. Step 2: Convert to fraction form
    55,842.84/77,062.17 = 30,349.62/x
  3. Step 3: Cross multiply
    55,842.84x = 77,062.17 × 30,349.62
  4. Step 4: Simplify right side
    55,842.84x = 2,338,807,575.88
  5. Step 5: Solve for x
    x = 2,338,807,575.88/55,842.84
  6. Step 6: Final answer
    x = 41,881.96

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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.