Home / 63,344.73-87,409.78-42,885.18

Finding the Fourth Proportional to 63,344.73, 87,409.78 and 42,885.18

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Solution

The fourth proportional to 63,344.73, 87,409.78 and 42,885.18 is: 59,177.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,344.73 : 87,409.78 = 42,885.18 : x
  2. Step 2: Convert to fraction form
    63,344.73/87,409.78 = 42,885.18/x
  3. Step 3: Cross multiply
    63,344.73x = 87,409.78 × 42,885.18
  4. Step 4: Simplify right side
    63,344.73x = 3,748,583,497.59
  5. Step 5: Solve for x
    x = 3,748,583,497.59/63,344.73
  6. Step 6: Final answer
    x = 59,177.51

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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.