Home / 90,600.74-125,024.78-50,317.10

Finding the Fourth Proportional to 90,600.74, 125,024.78 and 50,317.10

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Solution

The fourth proportional to 90,600.74, 125,024.78 and 50,317.10 is: 69,435.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,600.74 : 125,024.78 = 50,317.10 : x
  2. Step 2: Convert to fraction form
    90,600.74/125,024.78 = 50,317.10/x
  3. Step 3: Cross multiply
    90,600.74x = 125,024.78 × 50,317.10
  4. Step 4: Simplify right side
    90,600.74x = 6,290,884,357.74
  5. Step 5: Solve for x
    x = 6,290,884,357.74/90,600.74
  6. Step 6: Final answer
    x = 69,435.24

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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.