Home / 124,962.03-172,422.11-73,949.22

Finding the Fourth Proportional to 124,962.03, 172,422.11 and 73,949.22

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Solution

The fourth proportional to 124,962.03, 172,422.11 and 73,949.22 is: 102,034.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,962.03 : 172,422.11 = 73,949.22 : x
  2. Step 2: Convert to fraction form
    124,962.03/172,422.11 = 73,949.22/x
  3. Step 3: Cross multiply
    124,962.03x = 172,422.11 × 73,949.22
  4. Step 4: Simplify right side
    124,962.03x = 12,750,480,175.51
  5. Step 5: Solve for x
    x = 12,750,480,175.51/124,962.03
  6. Step 6: Final answer
    x = 102,034.84

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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.