Home / 249,100.62-343,767.15-135,929.58

Finding the Fourth Proportional to 249,100.62, 343,767.15 and 135,929.58

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Solution

The fourth proportional to 249,100.62, 343,767.15 and 135,929.58 is: 187,587.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,100.62 : 343,767.15 = 135,929.58 : x
  2. Step 2: Convert to fraction form
    249,100.62/343,767.15 = 135,929.58/x
  3. Step 3: Cross multiply
    249,100.62x = 343,767.15 × 135,929.58
  4. Step 4: Simplify right side
    249,100.62x = 46,728,124,317.30
  5. Step 5: Solve for x
    x = 46,728,124,317.30/249,100.62
  6. Step 6: Final answer
    x = 187,587.35

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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.