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Finding the Fourth Proportional to 56,472.04, 77,921.22 and 32,599.72

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Solution

The fourth proportional to 56,472.04, 77,921.22 and 32,599.72 is: 44,981.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,472.04 : 77,921.22 = 32,599.72 : x
  2. Step 2: Convert to fraction form
    56,472.04/77,921.22 = 32,599.72/x
  3. Step 3: Cross multiply
    56,472.04x = 77,921.22 × 32,599.72
  4. Step 4: Simplify right side
    56,472.04x = 2,540,209,954.06
  5. Step 5: Solve for x
    x = 2,540,209,954.06/56,472.04
  6. Step 6: Final answer
    x = 44,981.73

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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.