Home / 48,915.70-73,287.15-43,386.10

Finding the Fourth Proportional to 48,915.70, 73,287.15 and 43,386.10

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Solution

The fourth proportional to 48,915.70, 73,287.15 and 43,386.10 is: 65,002.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,915.70 : 73,287.15 = 43,386.10 : x
  2. Step 2: Convert to fraction form
    48,915.70/73,287.15 = 43,386.10/x
  3. Step 3: Cross multiply
    48,915.70x = 73,287.15 × 43,386.10
  4. Step 4: Simplify right side
    48,915.70x = 3,179,643,618.62
  5. Step 5: Solve for x
    x = 3,179,643,618.62/48,915.70
  6. Step 6: Final answer
    x = 65,002.52

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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.