Home / 90,224.72-124,510.36-49,941.26

Finding the Fourth Proportional to 90,224.72, 124,510.36 and 49,941.26

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Solution

The fourth proportional to 90,224.72, 124,510.36 and 49,941.26 is: 68,919.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,224.72 : 124,510.36 = 49,941.26 : x
  2. Step 2: Convert to fraction form
    90,224.72/124,510.36 = 49,941.26/x
  3. Step 3: Cross multiply
    90,224.72x = 124,510.36 × 49,941.26
  4. Step 4: Simplify right side
    90,224.72x = 6,218,204,261.45
  5. Step 5: Solve for x
    x = 6,218,204,261.45/90,224.72
  6. Step 6: Final answer
    x = 68,919.08

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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.