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Finding the Fourth Proportional to 167,230.71, 230,776.64 and 93,643.29

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Solution

The fourth proportional to 167,230.71, 230,776.64 and 93,643.29 is: 129,226.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,230.71 : 230,776.64 = 93,643.29 : x
  2. Step 2: Convert to fraction form
    167,230.71/230,776.64 = 93,643.29/x
  3. Step 3: Cross multiply
    167,230.71x = 230,776.64 × 93,643.29
  4. Step 4: Simplify right side
    167,230.71x = 21,610,683,356.53
  5. Step 5: Solve for x
    x = 21,610,683,356.53/167,230.71
  6. Step 6: Final answer
    x = 129,226.76

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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.