Home / 89,361,073.20-134,057,356.20-31,886,713.20

Finding the Fourth Proportional to 89,361,073.20, 134,057,356.20 and 31,886,713.20

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Solution

The fourth proportional to 89,361,073.20, 134,057,356.20 and 31,886,713.20 is: 47,835,688.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,361,073.20 : 134,057,356.20 = 31,886,713.20 : x
  2. Step 2: Convert to fraction form
    89,361,073.20/134,057,356.20 = 31,886,713.20/x
  3. Step 3: Cross multiply
    89,361,073.20x = 134,057,356.20 × 31,886,713.20
  4. Step 4: Simplify right side
    89,361,073.20x = 4,274,648,469,499,642
  5. Step 5: Solve for x
    x = 4,274,648,469,499,642/89,361,073.20
  6. Step 6: Final answer
    x = 47,835,688.59

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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.