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Finding the Fourth Proportional to 247,679.02, 341,901.67 and 167,215.53

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Solution

The fourth proportional to 247,679.02, 341,901.67 and 167,215.53 is: 230,828.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,679.02 : 341,901.67 = 167,215.53 : x
  2. Step 2: Convert to fraction form
    247,679.02/341,901.67 = 167,215.53/x
  3. Step 3: Cross multiply
    247,679.02x = 341,901.67 × 167,215.53
  4. Step 4: Simplify right side
    247,679.02x = 57,171,266,411.35
  5. Step 5: Solve for x
    x = 57,171,266,411.35/247,679.02
  6. Step 6: Final answer
    x = 230,828.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.