Home / 134,258.72-201,386.28-54,295.52

Finding the Fourth Proportional to 134,258.72, 201,386.28 and 54,295.52

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Solution

The fourth proportional to 134,258.72, 201,386.28 and 54,295.52 is: 81,442.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,258.72 : 201,386.28 = 54,295.52 : x
  2. Step 2: Convert to fraction form
    134,258.72/201,386.28 = 54,295.52/x
  3. Step 3: Cross multiply
    134,258.72x = 201,386.28 × 54,295.52
  4. Step 4: Simplify right side
    134,258.72x = 10,934,372,793.47
  5. Step 5: Solve for x
    x = 10,934,372,793.47/134,258.72
  6. Step 6: Final answer
    x = 81,442.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.