Home / 90,618.59-125,050.19-50,334.93

Finding the Fourth Proportional to 90,618.59, 125,050.19 and 50,334.93

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Solution

The fourth proportional to 90,618.59, 125,050.19 and 50,334.93 is: 69,460.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,618.59 : 125,050.19 = 50,334.93 : x
  2. Step 2: Convert to fraction form
    90,618.59/125,050.19 = 50,334.93/x
  3. Step 3: Cross multiply
    90,618.59x = 125,050.19 × 50,334.93
  4. Step 4: Simplify right side
    90,618.59x = 6,294,392,308.46
  5. Step 5: Solve for x
    x = 6,294,392,308.46/90,618.59
  6. Step 6: Final answer
    x = 69,460.27

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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.