Home / 249,343.80-344,097.18-136,169.88

Finding the Fourth Proportional to 249,343.80, 344,097.18 and 136,169.88

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Solution

The fourth proportional to 249,343.80, 344,097.18 and 136,169.88 is: 187,915.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,343.80 : 344,097.18 = 136,169.88 : x
  2. Step 2: Convert to fraction form
    249,343.80/344,097.18 = 136,169.88/x
  3. Step 3: Cross multiply
    249,343.80x = 344,097.18 × 136,169.88
  4. Step 4: Simplify right side
    249,343.80x = 46,855,671,708.94
  5. Step 5: Solve for x
    x = 46,855,671,708.94/249,343.80
  6. Step 6: Final answer
    x = 187,915.93

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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.