Home / 54,417.07-75,091.48-30,219.40

Finding the Fourth Proportional to 54,417.07, 75,091.48 and 30,219.40

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Solution

The fourth proportional to 54,417.07, 75,091.48 and 30,219.40 is: 41,700.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,417.07 : 75,091.48 = 30,219.40 : x
  2. Step 2: Convert to fraction form
    54,417.07/75,091.48 = 30,219.40/x
  3. Step 3: Cross multiply
    54,417.07x = 75,091.48 × 30,219.40
  4. Step 4: Simplify right side
    54,417.07x = 2,269,219,470.71
  5. Step 5: Solve for x
    x = 2,269,219,470.71/54,417.07
  6. Step 6: Final answer
    x = 41,700.51

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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.