Home / 64,248.07-88,621.20-51,531.77

Finding the Fourth Proportional to 64,248.07, 88,621.20 and 51,531.77

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Solution

The fourth proportional to 64,248.07, 88,621.20 and 51,531.77 is: 71,080.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,248.07 : 88,621.20 = 51,531.77 : x
  2. Step 2: Convert to fraction form
    64,248.07/88,621.20 = 51,531.77/x
  3. Step 3: Cross multiply
    64,248.07x = 88,621.20 × 51,531.77
  4. Step 4: Simplify right side
    64,248.07x = 4,566,807,295.52
  5. Step 5: Solve for x
    x = 4,566,807,295.52/64,248.07
  6. Step 6: Final answer
    x = 71,080.85

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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.