Home / 64,002.20-88,319.79-35,702.42

Finding the Fourth Proportional to 64,002.20, 88,319.79 and 35,702.42

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Solution

The fourth proportional to 64,002.20, 88,319.79 and 35,702.42 is: 49,267.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,002.20 : 88,319.79 = 35,702.42 : x
  2. Step 2: Convert to fraction form
    64,002.20/88,319.79 = 35,702.42/x
  3. Step 3: Cross multiply
    64,002.20x = 88,319.79 × 35,702.42
  4. Step 4: Simplify right side
    64,002.20x = 3,153,229,795.29
  5. Step 5: Solve for x
    x = 3,153,229,795.29/64,002.20
  6. Step 6: Final answer
    x = 49,267.53

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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.