Home / 249,429.33-344,199.65-136,230.21

Finding the Fourth Proportional to 249,429.33, 344,199.65 and 136,230.21

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Solution

The fourth proportional to 249,429.33, 344,199.65 and 136,230.21 is: 187,990.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,429.33 : 344,199.65 = 136,230.21 : x
  2. Step 2: Convert to fraction form
    249,429.33/344,199.65 = 136,230.21/x
  3. Step 3: Cross multiply
    249,429.33x = 344,199.65 × 136,230.21
  4. Step 4: Simplify right side
    249,429.33x = 46,890,389,920.28
  5. Step 5: Solve for x
    x = 46,890,389,920.28/249,429.33
  6. Step 6: Final answer
    x = 187,990.68

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1.5x scale

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.