Home / 65,534.40-98,302.14-40,646.88

Finding the Fourth Proportional to 65,534.40, 98,302.14 and 40,646.88

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Solution

The fourth proportional to 65,534.40, 98,302.14 and 40,646.88 is: 60,970.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,534.40 : 98,302.14 = 40,646.88 : x
  2. Step 2: Convert to fraction form
    65,534.40/98,302.14 = 40,646.88/x
  3. Step 3: Cross multiply
    65,534.40x = 98,302.14 × 40,646.88
  4. Step 4: Simplify right side
    65,534.40x = 3,995,675,288.32
  5. Step 5: Solve for x
    x = 3,995,675,288.32/65,534.40
  6. Step 6: Final answer
    x = 60,970.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.