Home / 249,964.32-344,949.52-136,786.08

Finding the Fourth Proportional to 249,964.32, 344,949.52 and 136,786.08

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Solution

The fourth proportional to 249,964.32, 344,949.52 and 136,786.08 is: 188,764.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,964.32 : 344,949.52 = 136,786.08 : x
  2. Step 2: Convert to fraction form
    249,964.32/344,949.52 = 136,786.08/x
  3. Step 3: Cross multiply
    249,964.32x = 344,949.52 × 136,786.08
  4. Step 4: Simplify right side
    249,964.32x = 47,184,292,638.68
  5. Step 5: Solve for x
    x = 47,184,292,638.68/249,964.32
  6. Step 6: Final answer
    x = 188,764.11

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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.