Home / 220,176.24-303,897.60-124,739.16

Finding the Fourth Proportional to 220,176.24, 303,897.60 and 124,739.16

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Solution

The fourth proportional to 220,176.24, 303,897.60 and 124,739.16 is: 172,170.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,176.24 : 303,897.60 = 124,739.16 : x
  2. Step 2: Convert to fraction form
    220,176.24/303,897.60 = 124,739.16/x
  3. Step 3: Cross multiply
    220,176.24x = 303,897.60 × 124,739.16
  4. Step 4: Simplify right side
    220,176.24x = 37,907,931,350.02
  5. Step 5: Solve for x
    x = 37,907,931,350.02/220,176.24
  6. Step 6: Final answer
    x = 172,170.85

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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.