Home / 63,210.91-87,229.38-34,915.99

Finding the Fourth Proportional to 63,210.91, 87,229.38 and 34,915.99

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Solution

The fourth proportional to 63,210.91, 87,229.38 and 34,915.99 is: 48,183.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,210.91 : 87,229.38 = 34,915.99 : x
  2. Step 2: Convert to fraction form
    63,210.91/87,229.38 = 34,915.99/x
  3. Step 3: Cross multiply
    63,210.91x = 87,229.38 × 34,915.99
  4. Step 4: Simplify right side
    63,210.91x = 3,045,700,159.79
  5. Step 5: Solve for x
    x = 3,045,700,159.79/63,210.91
  6. Step 6: Final answer
    x = 48,183.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.