Home / 249,973.20-344,961.72-136,797.84

Finding the Fourth Proportional to 249,973.20, 344,961.72 and 136,797.84

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Solution

The fourth proportional to 249,973.20, 344,961.72 and 136,797.84 is: 188,780.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,973.20 : 344,961.72 = 136,797.84 : x
  2. Step 2: Convert to fraction form
    249,973.20/344,961.72 = 136,797.84/x
  3. Step 3: Cross multiply
    249,973.20x = 344,961.72 × 136,797.84
  4. Step 4: Simplify right side
    249,973.20x = 47,190,018,178.68
  5. Step 5: Solve for x
    x = 47,190,018,178.68/249,973.20
  6. Step 6: Final answer
    x = 188,780.31

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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.