Home / 94,031.12-129,763.06-51,589.82

Finding the Fourth Proportional to 94,031.12, 129,763.06 and 51,589.82

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Solution

The fourth proportional to 94,031.12, 129,763.06 and 51,589.82 is: 71,194.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,031.12 : 129,763.06 = 51,589.82 : x
  2. Step 2: Convert to fraction form
    94,031.12/129,763.06 = 51,589.82/x
  3. Step 3: Cross multiply
    94,031.12x = 129,763.06 × 51,589.82
  4. Step 4: Simplify right side
    94,031.12x = 6,694,452,130.26
  5. Step 5: Solve for x
    x = 6,694,452,130.26/94,031.12
  6. Step 6: Final answer
    x = 71,194.01

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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.