Home / 65,314.19-98,192.75-52,155.29

Finding the Fourth Proportional to 65,314.19, 98,192.75 and 52,155.29

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Solution

The fourth proportional to 65,314.19, 98,192.75 and 52,155.29 is: 78,409.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,314.19 : 98,192.75 = 52,155.29 : x
  2. Step 2: Convert to fraction form
    65,314.19/98,192.75 = 52,155.29/x
  3. Step 3: Cross multiply
    65,314.19x = 98,192.75 × 52,155.29
  4. Step 4: Simplify right side
    65,314.19x = 5,121,270,600.41
  5. Step 5: Solve for x
    x = 5,121,270,600.41/65,314.19
  6. Step 6: Final answer
    x = 78,409.78

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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.