Home / 90,114.73-124,353.31-49,826.07

Finding the Fourth Proportional to 90,114.73, 124,353.31 and 49,826.07

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Solution

The fourth proportional to 90,114.73, 124,353.31 and 49,826.07 is: 68,757.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,114.73 : 124,353.31 = 49,826.07 : x
  2. Step 2: Convert to fraction form
    90,114.73/124,353.31 = 49,826.07/x
  3. Step 3: Cross multiply
    90,114.73x = 124,353.31 × 49,826.07
  4. Step 4: Simplify right side
    90,114.73x = 6,196,036,728.79
  5. Step 5: Solve for x
    x = 6,196,036,728.79/90,114.73
  6. Step 6: Final answer
    x = 68,757.20

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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.