Home / 56,372.64-77,759.04-36,255.72

Finding the Fourth Proportional to 56,372.64, 77,759.04 and 36,255.72

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Solution

The fourth proportional to 56,372.64, 77,759.04 and 36,255.72 is: 50,010.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,372.64 : 77,759.04 = 36,255.72 : x
  2. Step 2: Convert to fraction form
    56,372.64/77,759.04 = 36,255.72/x
  3. Step 3: Cross multiply
    56,372.64x = 77,759.04 × 36,255.72
  4. Step 4: Simplify right side
    56,372.64x = 2,819,209,981.71
  5. Step 5: Solve for x
    x = 2,819,209,981.71/56,372.64
  6. Step 6: Final answer
    x = 50,010.25

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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.