Home / 87,574.88-131,412.25-34,271.16

Finding the Fourth Proportional to 87,574.88, 131,412.25 and 34,271.16

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Solution

The fourth proportional to 87,574.88, 131,412.25 and 34,271.16 is: 51,426.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,574.88 : 131,412.25 = 34,271.16 : x
  2. Step 2: Convert to fraction form
    87,574.88/131,412.25 = 34,271.16/x
  3. Step 3: Cross multiply
    87,574.88x = 131,412.25 × 34,271.16
  4. Step 4: Simplify right side
    87,574.88x = 4,503,650,068.96
  5. Step 5: Solve for x
    x = 4,503,650,068.96/87,574.88
  6. Step 6: Final answer
    x = 51,426.28

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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.