Home / 90,774.29-125,259.75-52,526.21

Finding the Fourth Proportional to 90,774.29, 125,259.75 and 52,526.21

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Solution

The fourth proportional to 90,774.29, 125,259.75 and 52,526.21 is: 72,481.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,774.29 : 125,259.75 = 52,526.21 : x
  2. Step 2: Convert to fraction form
    90,774.29/125,259.75 = 52,526.21/x
  3. Step 3: Cross multiply
    90,774.29x = 125,259.75 × 52,526.21
  4. Step 4: Simplify right side
    90,774.29x = 6,579,419,933.05
  5. Step 5: Solve for x
    x = 6,579,419,933.05/90,774.29
  6. Step 6: Final answer
    x = 72,481.09

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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.