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Finding the Fourth Proportional to 43,332.60, 59,826.78 and 35,393.88

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Solution

The fourth proportional to 43,332.60, 59,826.78 and 35,393.88 is: 48,866.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,332.60 : 59,826.78 = 35,393.88 : x
  2. Step 2: Convert to fraction form
    43,332.60/59,826.78 = 35,393.88/x
  3. Step 3: Cross multiply
    43,332.60x = 59,826.78 × 35,393.88
  4. Step 4: Simplify right side
    43,332.60x = 2,117,501,872.11
  5. Step 5: Solve for x
    x = 2,117,501,872.11/43,332.60
  6. Step 6: Final answer
    x = 48,866.25

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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.