Home / 90,041.96-124,232.62-51,799.52

Finding the Fourth Proportional to 90,041.96, 124,232.62 and 51,799.52

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Solution

The fourth proportional to 90,041.96, 124,232.62 and 51,799.52 is: 71,468.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,041.96 : 124,232.62 = 51,799.52 : x
  2. Step 2: Convert to fraction form
    90,041.96/124,232.62 = 51,799.52/x
  3. Step 3: Cross multiply
    90,041.96x = 124,232.62 × 51,799.52
  4. Step 4: Simplify right side
    90,041.96x = 6,435,190,084.34
  5. Step 5: Solve for x
    x = 6,435,190,084.34/90,041.96
  6. Step 6: Final answer
    x = 71,468.79

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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.