Home / 74,752.19-112,109.18-22,149.38

Finding the Fourth Proportional to 74,752.19, 112,109.18 and 22,149.38

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Solution

The fourth proportional to 74,752.19, 112,109.18 and 22,149.38 is: 33,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,752.19 : 112,109.18 = 22,149.38 : x
  2. Step 2: Convert to fraction form
    74,752.19/112,109.18 = 22,149.38/x
  3. Step 3: Cross multiply
    74,752.19x = 112,109.18 × 22,149.38
  4. Step 4: Simplify right side
    74,752.19x = 2,483,148,268.76
  5. Step 5: Solve for x
    x = 2,483,148,268.76/74,752.19
  6. Step 6: Final answer
    x = 33,218.40

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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.