Home / 249,904.69-344,877.09-136,727.44

Finding the Fourth Proportional to 249,904.69, 344,877.09 and 136,727.44

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Solution

The fourth proportional to 249,904.69, 344,877.09 and 136,727.44 is: 188,688.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,904.69 : 344,877.09 = 136,727.44 : x
  2. Step 2: Convert to fraction form
    249,904.69/344,877.09 = 136,727.44/x
  3. Step 3: Cross multiply
    249,904.69x = 344,877.09 × 136,727.44
  4. Step 4: Simplify right side
    249,904.69x = 47,154,161,630.35
  5. Step 5: Solve for x
    x = 47,154,161,630.35/249,904.69
  6. Step 6: Final answer
    x = 188,688.58

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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.