Home / 272,955.02-409,432.52-106,626.38

Finding the Fourth Proportional to 272,955.02, 409,432.52 and 106,626.38

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Solution

The fourth proportional to 272,955.02, 409,432.52 and 106,626.38 is: 159,939.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,955.02 : 409,432.52 = 106,626.38 : x
  2. Step 2: Convert to fraction form
    272,955.02/409,432.52 = 106,626.38/x
  3. Step 3: Cross multiply
    272,955.02x = 409,432.52 × 106,626.38
  4. Step 4: Simplify right side
    272,955.02x = 43,656,305,681.28
  5. Step 5: Solve for x
    x = 43,656,305,681.28/272,955.02
  6. Step 6: Final answer
    x = 159,939.56

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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.