Home / 132,269.34-182,510.35-81,265.66

Finding the Fourth Proportional to 132,269.34, 182,510.35 and 81,265.66

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Solution

The fourth proportional to 132,269.34, 182,510.35 and 81,265.66 is: 112,133.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,269.34 : 182,510.35 = 81,265.66 : x
  2. Step 2: Convert to fraction form
    132,269.34/182,510.35 = 81,265.66/x
  3. Step 3: Cross multiply
    132,269.34x = 182,510.35 × 81,265.66
  4. Step 4: Simplify right side
    132,269.34x = 14,831,824,049.58
  5. Step 5: Solve for x
    x = 14,831,824,049.58/132,269.34
  6. Step 6: Final answer
    x = 112,133.50

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1.5x scale

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.