Home / 89,378.32-134,065.43-44,993.15

Finding the Fourth Proportional to 89,378.32, 134,065.43 and 44,993.15

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Solution

The fourth proportional to 89,378.32, 134,065.43 and 44,993.15 is: 67,488.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,378.32 : 134,065.43 = 44,993.15 : x
  2. Step 2: Convert to fraction form
    89,378.32/134,065.43 = 44,993.15/x
  3. Step 3: Cross multiply
    89,378.32x = 134,065.43 × 44,993.15
  4. Step 4: Simplify right side
    89,378.32x = 6,032,026,112.00
  5. Step 5: Solve for x
    x = 6,032,026,112.00/89,378.32
  6. Step 6: Final answer
    x = 67,488.70

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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.