Home / 132,271.58-182,538.06-71,841.53

Finding the Fourth Proportional to 132,271.58, 182,538.06 and 71,841.53

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Solution

The fourth proportional to 132,271.58, 182,538.06 and 71,841.53 is: 99,143.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,271.58 : 182,538.06 = 71,841.53 : x
  2. Step 2: Convert to fraction form
    132,271.58/182,538.06 = 71,841.53/x
  3. Step 3: Cross multiply
    132,271.58x = 182,538.06 × 71,841.53
  4. Step 4: Simplify right side
    132,271.58x = 13,113,813,700.57
  5. Step 5: Solve for x
    x = 13,113,813,700.57/132,271.58
  6. Step 6: Final answer
    x = 99,143.09

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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.