Home / 110,217.91-152,135.09-64,892.29

Finding the Fourth Proportional to 110,217.91, 152,135.09 and 64,892.29

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Solution

The fourth proportional to 110,217.91, 152,135.09 and 64,892.29 is: 89,571.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,217.91 : 152,135.09 = 64,892.29 : x
  2. Step 2: Convert to fraction form
    110,217.91/152,135.09 = 64,892.29/x
  3. Step 3: Cross multiply
    110,217.91x = 152,135.09 × 64,892.29
  4. Step 4: Simplify right side
    110,217.91x = 9,872,394,379.46
  5. Step 5: Solve for x
    x = 9,872,394,379.46/110,217.91
  6. Step 6: Final answer
    x = 89,571.60

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1.5x scale

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.