Home / 132,136.27-182,348.53-71,706.89

Finding the Fourth Proportional to 132,136.27, 182,348.53 and 71,706.89

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Solution

The fourth proportional to 132,136.27, 182,348.53 and 71,706.89 is: 98,955.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,136.27 : 182,348.53 = 71,706.89 : x
  2. Step 2: Convert to fraction form
    132,136.27/182,348.53 = 71,706.89/x
  3. Step 3: Cross multiply
    132,136.27x = 182,348.53 × 71,706.89
  4. Step 4: Simplify right side
    132,136.27x = 13,075,646,258.98
  5. Step 5: Solve for x
    x = 13,075,646,258.98/132,136.27
  6. Step 6: Final answer
    x = 98,955.77

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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.