Home / 56,264.75-77,565.21-38,336.75

Finding the Fourth Proportional to 56,264.75, 77,565.21 and 38,336.75

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Solution

The fourth proportional to 56,264.75, 77,565.21 and 38,336.75 is: 52,850.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,264.75 : 77,565.21 = 38,336.75 : x
  2. Step 2: Convert to fraction form
    56,264.75/77,565.21 = 38,336.75/x
  3. Step 3: Cross multiply
    56,264.75x = 77,565.21 × 38,336.75
  4. Step 4: Simplify right side
    56,264.75x = 2,973,598,064.47
  5. Step 5: Solve for x
    x = 2,973,598,064.47/56,264.75
  6. Step 6: Final answer
    x = 52,850.11

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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.