Home / 134,258.40-185,281.39-73,833.72

Finding the Fourth Proportional to 134,258.40, 185,281.39 and 73,833.72

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Solution

The fourth proportional to 134,258.40, 185,281.39 and 73,833.72 is: 101,893.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,258.40 : 185,281.39 = 73,833.72 : x
  2. Step 2: Convert to fraction form
    134,258.40/185,281.39 = 73,833.72/x
  3. Step 3: Cross multiply
    134,258.40x = 185,281.39 × 73,833.72
  4. Step 4: Simplify right side
    134,258.40x = 13,680,014,270.47
  5. Step 5: Solve for x
    x = 13,680,014,270.47/134,258.40
  6. Step 6: Final answer
    x = 101,893.17

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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.