Home / 109,280.07-163,926.69-34,402.65

Finding the Fourth Proportional to 109,280.07, 163,926.69 and 34,402.65

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Solution

The fourth proportional to 109,280.07, 163,926.69 and 34,402.65 is: 51,606.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,280.07 : 163,926.69 = 34,402.65 : x
  2. Step 2: Convert to fraction form
    109,280.07/163,926.69 = 34,402.65/x
  3. Step 3: Cross multiply
    109,280.07x = 163,926.69 × 34,402.65
  4. Step 4: Simplify right side
    109,280.07x = 5,639,512,541.73
  5. Step 5: Solve for x
    x = 5,639,512,541.73/109,280.07
  6. Step 6: Final answer
    x = 51,606.05

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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.