Home / 54,976.19-75,820.25-42,260.18

Finding the Fourth Proportional to 54,976.19, 75,820.25 and 42,260.18

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Solution

The fourth proportional to 54,976.19, 75,820.25 and 42,260.18 is: 58,283.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,976.19 : 75,820.25 = 42,260.18 : x
  2. Step 2: Convert to fraction form
    54,976.19/75,820.25 = 42,260.18/x
  3. Step 3: Cross multiply
    54,976.19x = 75,820.25 × 42,260.18
  4. Step 4: Simplify right side
    54,976.19x = 3,204,177,412.65
  5. Step 5: Solve for x
    x = 3,204,177,412.65/54,976.19
  6. Step 6: Final answer
    x = 58,283.00

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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.