Home / 206,801.29-310,356.33-153,616.08

Finding the Fourth Proportional to 206,801.29, 310,356.33 and 153,616.08

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Solution

The fourth proportional to 206,801.29, 310,356.33 and 153,616.08 is: 230,538.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,801.29 : 310,356.33 = 153,616.08 : x
  2. Step 2: Convert to fraction form
    206,801.29/310,356.33 = 153,616.08/x
  3. Step 3: Cross multiply
    206,801.29x = 310,356.33 × 153,616.08
  4. Step 4: Simplify right side
    206,801.29x = 47,675,721,266.00
  5. Step 5: Solve for x
    x = 47,675,721,266.00/206,801.29
  6. Step 6: Final answer
    x = 230,538.81

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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.