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Finding the Fourth Proportional to 56,484.02, 77,948.02 and 31,333.52

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Solution

The fourth proportional to 56,484.02, 77,948.02 and 31,333.52 is: 43,240.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,484.02 : 77,948.02 = 31,333.52 : x
  2. Step 2: Convert to fraction form
    56,484.02/77,948.02 = 31,333.52/x
  3. Step 3: Cross multiply
    56,484.02x = 77,948.02 × 31,333.52
  4. Step 4: Simplify right side
    56,484.02x = 2,442,385,843.63
  5. Step 5: Solve for x
    x = 2,442,385,843.63/56,484.02
  6. Step 6: Final answer
    x = 43,240.30

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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.