Home / 60,135.72-82,988.04-33,278.16

Finding the Fourth Proportional to 60,135.72, 82,988.04 and 33,278.16

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Solution

The fourth proportional to 60,135.72, 82,988.04 and 33,278.16 is: 45,924.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,135.72 : 82,988.04 = 33,278.16 : x
  2. Step 2: Convert to fraction form
    60,135.72/82,988.04 = 33,278.16/x
  3. Step 3: Cross multiply
    60,135.72x = 82,988.04 × 33,278.16
  4. Step 4: Simplify right side
    60,135.72x = 2,761,689,273.21
  5. Step 5: Solve for x
    x = 2,761,689,273.21/60,135.72
  6. Step 6: Final answer
    x = 45,924.27

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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.