Home / 229,876.02-344,810.56-103,426.97

Finding the Fourth Proportional to 229,876.02, 344,810.56 and 103,426.97

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Solution

The fourth proportional to 229,876.02, 344,810.56 and 103,426.97 is: 155,138.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,876.02 : 344,810.56 = 103,426.97 : x
  2. Step 2: Convert to fraction form
    229,876.02/344,810.56 = 103,426.97/x
  3. Step 3: Cross multiply
    229,876.02x = 344,810.56 × 103,426.97
  4. Step 4: Simplify right side
    229,876.02x = 35,662,711,444.80
  5. Step 5: Solve for x
    x = 35,662,711,444.80/229,876.02
  6. Step 6: Final answer
    x = 155,138.89

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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.