Home / 122,152.90-183,229.35-43,356.10

Finding the Fourth Proportional to 122,152.90, 183,229.35 and 43,356.10

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Solution

The fourth proportional to 122,152.90, 183,229.35 and 43,356.10 is: 65,034.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,152.90 : 183,229.35 = 43,356.10 : x
  2. Step 2: Convert to fraction form
    122,152.90/183,229.35 = 43,356.10/x
  3. Step 3: Cross multiply
    122,152.90x = 183,229.35 × 43,356.10
  4. Step 4: Simplify right side
    122,152.90x = 7,944,110,021.54
  5. Step 5: Solve for x
    x = 7,944,110,021.54/122,152.90
  6. Step 6: Final answer
    x = 65,034.15

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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.