Home / 185,225.49-255,616.16-104,651.28

Finding the Fourth Proportional to 185,225.49, 255,616.16 and 104,651.28

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Solution

The fourth proportional to 185,225.49, 255,616.16 and 104,651.28 is: 144,421.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,225.49 : 255,616.16 = 104,651.28 : x
  2. Step 2: Convert to fraction form
    185,225.49/255,616.16 = 104,651.28/x
  3. Step 3: Cross multiply
    185,225.49x = 255,616.16 × 104,651.28
  4. Step 4: Simplify right side
    185,225.49x = 26,750,557,809.43
  5. Step 5: Solve for x
    x = 26,750,557,809.43/185,225.49
  6. Step 6: Final answer
    x = 144,421.58

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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.