Home / 54,478.48-75,209.16-42,352.24

Finding the Fourth Proportional to 54,478.48, 75,209.16 and 42,352.24

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Solution

The fourth proportional to 54,478.48, 75,209.16 and 42,352.24 is: 58,468.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,478.48 : 75,209.16 = 42,352.24 : x
  2. Step 2: Convert to fraction form
    54,478.48/75,209.16 = 42,352.24/x
  3. Step 3: Cross multiply
    54,478.48x = 75,209.16 × 42,352.24
  4. Step 4: Simplify right side
    54,478.48x = 3,185,276,394.52
  5. Step 5: Solve for x
    x = 3,185,276,394.52/54,478.48
  6. Step 6: Final answer
    x = 58,468.53

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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.