Home / 74,765.89-112,154.92-22,175.23

Finding the Fourth Proportional to 74,765.89, 112,154.92 and 22,175.23

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Solution

The fourth proportional to 74,765.89, 112,154.92 and 22,175.23 is: 33,264.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,765.89 : 112,154.92 = 22,175.23 : x
  2. Step 2: Convert to fraction form
    74,765.89/112,154.92 = 22,175.23/x
  3. Step 3: Cross multiply
    74,765.89x = 112,154.92 × 22,175.23
  4. Step 4: Simplify right side
    74,765.89x = 2,487,060,674.48
  5. Step 5: Solve for x
    x = 2,487,060,674.48/74,765.89
  6. Step 6: Final answer
    x = 33,264.64

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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.