Home / 249,857.25-344,803.01-136,682.43

Finding the Fourth Proportional to 249,857.25, 344,803.01 and 136,682.43

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Solution

The fourth proportional to 249,857.25, 344,803.01 and 136,682.43 is: 188,621.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,857.25 : 344,803.01 = 136,682.43 : x
  2. Step 2: Convert to fraction form
    249,857.25/344,803.01 = 136,682.43/x
  3. Step 3: Cross multiply
    249,857.25x = 344,803.01 × 136,682.43
  4. Step 4: Simplify right side
    249,857.25x = 47,128,513,278.11
  5. Step 5: Solve for x
    x = 47,128,513,278.11/249,857.25
  6. Step 6: Final answer
    x = 188,621.76

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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.