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Finding the Fourth Proportional to 64,342.76, 88,798.04 and 41,393.07

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Solution

The fourth proportional to 64,342.76, 88,798.04 and 41,393.07 is: 57,125.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,342.76 : 88,798.04 = 41,393.07 : x
  2. Step 2: Convert to fraction form
    64,342.76/88,798.04 = 41,393.07/x
  3. Step 3: Cross multiply
    64,342.76x = 88,798.04 × 41,393.07
  4. Step 4: Simplify right side
    64,342.76x = 3,675,623,500.61
  5. Step 5: Solve for x
    x = 3,675,623,500.61/64,342.76
  6. Step 6: Final answer
    x = 57,125.68

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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.