Home / 236,235.64-354,246.74-67,717.40

Finding the Fourth Proportional to 236,235.64, 354,246.74 and 67,717.40

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Solution

The fourth proportional to 236,235.64, 354,246.74 and 67,717.40 is: 101,545.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,235.64 : 354,246.74 = 67,717.40 : x
  2. Step 2: Convert to fraction form
    236,235.64/354,246.74 = 67,717.40/x
  3. Step 3: Cross multiply
    236,235.64x = 354,246.74 × 67,717.40
  4. Step 4: Simplify right side
    236,235.64x = 23,988,668,191.28
  5. Step 5: Solve for x
    x = 23,988,668,191.28/236,235.64
  6. Step 6: Final answer
    x = 101,545.51

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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.