Home / 90,940.74-125,497.53-50,654.04

Finding the Fourth Proportional to 90,940.74, 125,497.53 and 50,654.04

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Solution

The fourth proportional to 90,940.74, 125,497.53 and 50,654.04 is: 69,902.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,940.74 : 125,497.53 = 50,654.04 : x
  2. Step 2: Convert to fraction form
    90,940.74/125,497.53 = 50,654.04/x
  3. Step 3: Cross multiply
    90,940.74x = 125,497.53 × 50,654.04
  4. Step 4: Simplify right side
    90,940.74x = 6,356,956,904.52
  5. Step 5: Solve for x
    x = 6,356,956,904.52/90,940.74
  6. Step 6: Final answer
    x = 69,902.19

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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.