Home / 249,682.41-344,330.12-158,943.78

Finding the Fourth Proportional to 249,682.41, 344,330.12 and 158,943.78

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Solution

The fourth proportional to 249,682.41, 344,330.12 and 158,943.78 is: 219,194.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,682.41 : 344,330.12 = 158,943.78 : x
  2. Step 2: Convert to fraction form
    249,682.41/344,330.12 = 158,943.78/x
  3. Step 3: Cross multiply
    249,682.41x = 344,330.12 × 158,943.78
  4. Step 4: Simplify right side
    249,682.41x = 54,729,131,238.01
  5. Step 5: Solve for x
    x = 54,729,131,238.01/249,682.41
  6. Step 6: Final answer
    x = 219,194.98

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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.