Home / 96,314.24-144,275.52-78,608

Finding the Fourth Proportional to 96,314.24, 144,275.52 and 78,608

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Solution

The fourth proportional to 96,314.24, 144,275.52 and 78,608 is: 117,752.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,314.24 : 144,275.52 = 78,608 : x
  2. Step 2: Convert to fraction form
    96,314.24/144,275.52 = 78,608/x
  3. Step 3: Cross multiply
    96,314.24x = 144,275.52 × 78,608
  4. Step 4: Simplify right side
    96,314.24x = 11,341,210,076.16
  5. Step 5: Solve for x
    x = 11,341,210,076.16/96,314.24
  6. Step 6: Final answer
    x = 117,752.16

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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.