Home / 132,136.68-182,348.73-71,707.32

Finding the Fourth Proportional to 132,136.68, 182,348.73 and 71,707.32

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Solution

The fourth proportional to 132,136.68, 182,348.73 and 71,707.32 is: 98,956.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,136.68 : 182,348.73 = 71,707.32 : x
  2. Step 2: Convert to fraction form
    132,136.68/182,348.73 = 71,707.32/x
  3. Step 3: Cross multiply
    132,136.68x = 182,348.73 × 71,707.32
  4. Step 4: Simplify right side
    132,136.68x = 13,075,738,733.70
  5. Step 5: Solve for x
    x = 13,075,738,733.70/132,136.68
  6. Step 6: Final answer
    x = 98,956.16

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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.