Home / 107,685.72-161,561.52-37,571.04

Finding the Fourth Proportional to 107,685.72, 161,561.52 and 37,571.04

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Solution

The fourth proportional to 107,685.72, 161,561.52 and 37,571.04 is: 56,368.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,685.72 : 161,561.52 = 37,571.04 : x
  2. Step 2: Convert to fraction form
    107,685.72/161,561.52 = 37,571.04/x
  3. Step 3: Cross multiply
    107,685.72x = 161,561.52 × 37,571.04
  4. Step 4: Simplify right side
    107,685.72x = 6,070,034,330.38
  5. Step 5: Solve for x
    x = 6,070,034,330.38/107,685.72
  6. Step 6: Final answer
    x = 56,368.05

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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.