Home / 54,146.16-74,582.91-38,202.66

Finding the Fourth Proportional to 54,146.16, 74,582.91 and 38,202.66

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Solution

The fourth proportional to 54,146.16, 74,582.91 and 38,202.66 is: 52,621.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,146.16 : 74,582.91 = 38,202.66 : x
  2. Step 2: Convert to fraction form
    54,146.16/74,582.91 = 38,202.66/x
  3. Step 3: Cross multiply
    54,146.16x = 74,582.91 × 38,202.66
  4. Step 4: Simplify right side
    54,146.16x = 2,849,265,552.54
  5. Step 5: Solve for x
    x = 2,849,265,552.54/54,146.16
  6. Step 6: Final answer
    x = 52,621.75

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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.