Home / 132,292.10-182,566.38-71,862.72

Finding the Fourth Proportional to 132,292.10, 182,566.38 and 71,862.72

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Solution

The fourth proportional to 132,292.10, 182,566.38 and 71,862.72 is: 99,172.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,292.10 : 182,566.38 = 71,862.72 : x
  2. Step 2: Convert to fraction form
    132,292.10/182,566.38 = 71,862.72/x
  3. Step 3: Cross multiply
    132,292.10x = 182,566.38 × 71,862.72
  4. Step 4: Simplify right side
    132,292.10x = 13,119,716,647.35
  5. Step 5: Solve for x
    x = 13,119,716,647.35/132,292.10
  6. Step 6: Final answer
    x = 99,172.34

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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.