Home / 54,972.22-75,814.84-42,256.18

Finding the Fourth Proportional to 54,972.22, 75,814.84 and 42,256.18

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Solution

The fourth proportional to 54,972.22, 75,814.84 and 42,256.18 is: 58,277.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,972.22 : 75,814.84 = 42,256.18 : x
  2. Step 2: Convert to fraction form
    54,972.22/75,814.84 = 42,256.18/x
  3. Step 3: Cross multiply
    54,972.22x = 75,814.84 × 42,256.18
  4. Step 4: Simplify right side
    54,972.22x = 3,203,645,435.61
  5. Step 5: Solve for x
    x = 3,203,645,435.61/54,972.22
  6. Step 6: Final answer
    x = 58,277.53

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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.