Home / 74,938.38-112,412.43-22,353.18

Finding the Fourth Proportional to 74,938.38, 112,412.43 and 22,353.18

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Solution

The fourth proportional to 74,938.38, 112,412.43 and 22,353.18 is: 33,531.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,938.38 : 112,412.43 = 22,353.18 : x
  2. Step 2: Convert to fraction form
    74,938.38/112,412.43 = 22,353.18/x
  3. Step 3: Cross multiply
    74,938.38x = 112,412.43 × 22,353.18
  4. Step 4: Simplify right side
    74,938.38x = 2,512,775,282.03
  5. Step 5: Solve for x
    x = 2,512,775,282.03/74,938.38
  6. Step 6: Final answer
    x = 33,531.22

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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.