Home / 87,264.14-130,888.90-34,659.50

Finding the Fourth Proportional to 87,264.14, 130,888.90 and 34,659.50

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Solution

The fourth proportional to 87,264.14, 130,888.90 and 34,659.50 is: 51,986.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,264.14 : 130,888.90 = 34,659.50 : x
  2. Step 2: Convert to fraction form
    87,264.14/130,888.90 = 34,659.50/x
  3. Step 3: Cross multiply
    87,264.14x = 130,888.90 × 34,659.50
  4. Step 4: Simplify right side
    87,264.14x = 4,536,543,829.55
  5. Step 5: Solve for x
    x = 4,536,543,829.55/87,264.14
  6. Step 6: Final answer
    x = 51,986.35

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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.