Home / 245,592.03-338,963.43-153,754.04

Finding the Fourth Proportional to 245,592.03, 338,963.43 and 153,754.04

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Solution

The fourth proportional to 245,592.03, 338,963.43 and 153,754.04 is: 212,209.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,592.03 : 338,963.43 = 153,754.04 : x
  2. Step 2: Convert to fraction form
    245,592.03/338,963.43 = 153,754.04/x
  3. Step 3: Cross multiply
    245,592.03x = 338,963.43 × 153,754.04
  4. Step 4: Simplify right side
    245,592.03x = 52,116,995,079.94
  5. Step 5: Solve for x
    x = 52,116,995,079.94/245,592.03
  6. Step 6: Final answer
    x = 212,209.64

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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.