Home / 249,208.82-343,908.08-136,031.57

Finding the Fourth Proportional to 249,208.82, 343,908.08 and 136,031.57

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Solution

The fourth proportional to 249,208.82, 343,908.08 and 136,031.57 is: 187,723.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,208.82 : 343,908.08 = 136,031.57 : x
  2. Step 2: Convert to fraction form
    249,208.82/343,908.08 = 136,031.57/x
  3. Step 3: Cross multiply
    249,208.82x = 343,908.08 × 136,031.57
  4. Step 4: Simplify right side
    249,208.82x = 46,782,355,458.16
  5. Step 5: Solve for x
    x = 46,782,355,458.16/249,208.82
  6. Step 6: Final answer
    x = 187,723.52

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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.