Home / 65,611.76-98,417.96-36,013.36

Finding the Fourth Proportional to 65,611.76, 98,417.96 and 36,013.36

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Solution

The fourth proportional to 65,611.76, 98,417.96 and 36,013.36 is: 54,020.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,611.76 : 98,417.96 = 36,013.36 : x
  2. Step 2: Convert to fraction form
    65,611.76/98,417.96 = 36,013.36/x
  3. Step 3: Cross multiply
    65,611.76x = 98,417.96 × 36,013.36
  4. Step 4: Simplify right side
    65,611.76x = 3,544,361,423.95
  5. Step 5: Solve for x
    x = 3,544,361,423.95/65,611.76
  6. Step 6: Final answer
    x = 54,020.22

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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.