Home / 96,768,313.20-144,984,508.20-90,721,695.60

Finding the Fourth Proportional to 96,768,313.20, 144,984,508.20 and 90,721,695.60

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Solution

The fourth proportional to 96,768,313.20, 144,984,508.20 and 90,721,695.60 is: 135,925,076.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,768,313.20 : 144,984,508.20 = 90,721,695.60 : x
  2. Step 2: Convert to fraction form
    96,768,313.20/144,984,508.20 = 90,721,695.60/x
  3. Step 3: Cross multiply
    96,768,313.20x = 144,984,508.20 × 90,721,695.60
  4. Step 4: Simplify right side
    96,768,313.20x = 13,153,240,419,636,102
  5. Step 5: Solve for x
    x = 13,153,240,419,636,102/96,768,313.20
  6. Step 6: Final answer
    x = 135,925,076.97

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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.