Home / 90,016.88-124,223.30-52,293.56

Finding the Fourth Proportional to 90,016.88, 124,223.30 and 52,293.56

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Solution

The fourth proportional to 90,016.88, 124,223.30 and 52,293.56 is: 72,165.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,016.88 : 124,223.30 = 52,293.56 : x
  2. Step 2: Convert to fraction form
    90,016.88/124,223.30 = 52,293.56/x
  3. Step 3: Cross multiply
    90,016.88x = 124,223.30 × 52,293.56
  4. Step 4: Simplify right side
    90,016.88x = 6,496,077,709.36
  5. Step 5: Solve for x
    x = 6,496,077,709.36/90,016.88
  6. Step 6: Final answer
    x = 72,165.11

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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.