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Finding the Fourth Proportional to 64,247.31, 88,662.47 and 35,952.93

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Solution

The fourth proportional to 64,247.31, 88,662.47 and 35,952.93 is: 49,615.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,247.31 : 88,662.47 = 35,952.93 : x
  2. Step 2: Convert to fraction form
    64,247.31/88,662.47 = 35,952.93/x
  3. Step 3: Cross multiply
    64,247.31x = 88,662.47 × 35,952.93
  4. Step 4: Simplify right side
    64,247.31x = 3,187,675,397.77
  5. Step 5: Solve for x
    x = 3,187,675,397.77/64,247.31
  6. Step 6: Final answer
    x = 49,615.70

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1.5x scale

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.