Home / 107,767.68-161,651.52-32,888.21

Finding the Fourth Proportional to 107,767.68, 161,651.52 and 32,888.21

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Solution

The fourth proportional to 107,767.68, 161,651.52 and 32,888.21 is: 49,332.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,767.68 : 161,651.52 = 32,888.21 : x
  2. Step 2: Convert to fraction form
    107,767.68/161,651.52 = 32,888.21/x
  3. Step 3: Cross multiply
    107,767.68x = 161,651.52 × 32,888.21
  4. Step 4: Simplify right side
    107,767.68x = 5,316,429,136.58
  5. Step 5: Solve for x
    x = 5,316,429,136.58/107,767.68
  6. Step 6: Final answer
    x = 49,332.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.