Home / 109,680.12-164,526.66-34,798.86

Finding the Fourth Proportional to 109,680.12, 164,526.66 and 34,798.86

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Solution

The fourth proportional to 109,680.12, 164,526.66 and 34,798.86 is: 52,200.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,680.12 : 164,526.66 = 34,798.86 : x
  2. Step 2: Convert to fraction form
    109,680.12/164,526.66 = 34,798.86/x
  3. Step 3: Cross multiply
    109,680.12x = 164,526.66 × 34,798.86
  4. Step 4: Simplify right side
    109,680.12x = 5,725,340,207.61
  5. Step 5: Solve for x
    x = 5,725,340,207.61/109,680.12
  6. Step 6: Final answer
    x = 52,200.35

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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.