Home / 90,246.56-124,534.32-49,957.52

Finding the Fourth Proportional to 90,246.56, 124,534.32 and 49,957.52

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Solution

The fourth proportional to 90,246.56, 124,534.32 and 49,957.52 is: 68,938.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,246.56 : 124,534.32 = 49,957.52 : x
  2. Step 2: Convert to fraction form
    90,246.56/124,534.32 = 49,957.52/x
  3. Step 3: Cross multiply
    90,246.56x = 124,534.32 × 49,957.52
  4. Step 4: Simplify right side
    90,246.56x = 6,221,425,782.09
  5. Step 5: Solve for x
    x = 6,221,425,782.09/90,246.56
  6. Step 6: Final answer
    x = 68,938.09

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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.