Home / 90,836.17-125,353.91-51,092.17

Finding the Fourth Proportional to 90,836.17, 125,353.91 and 51,092.17

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Solution

The fourth proportional to 90,836.17, 125,353.91 and 51,092.17 is: 70,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,836.17 : 125,353.91 = 51,092.17 : x
  2. Step 2: Convert to fraction form
    90,836.17/125,353.91 = 51,092.17/x
  3. Step 3: Cross multiply
    90,836.17x = 125,353.91 × 51,092.17
  4. Step 4: Simplify right side
    90,836.17x = 6,404,603,094.23
  5. Step 5: Solve for x
    x = 6,404,603,094.23/90,836.17
  6. Step 6: Final answer
    x = 70,507.19

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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.