Home / 65,439.60-98,170.33-23,343.95

Finding the Fourth Proportional to 65,439.60, 98,170.33 and 23,343.95

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Solution

The fourth proportional to 65,439.60, 98,170.33 and 23,343.95 is: 35,019.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,439.60 : 98,170.33 = 23,343.95 : x
  2. Step 2: Convert to fraction form
    65,439.60/98,170.33 = 23,343.95/x
  3. Step 3: Cross multiply
    65,439.60x = 98,170.33 × 23,343.95
  4. Step 4: Simplify right side
    65,439.60x = 2,291,682,953.63
  5. Step 5: Solve for x
    x = 2,291,682,953.63/65,439.60
  6. Step 6: Final answer
    x = 35,019.82

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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.