Home / 249,849.09-344,825.15-140,975.83

Finding the Fourth Proportional to 249,849.09, 344,825.15 and 140,975.83

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Solution

The fourth proportional to 249,849.09, 344,825.15 and 140,975.83 is: 194,565.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,849.09 : 344,825.15 = 140,975.83 : x
  2. Step 2: Convert to fraction form
    249,849.09/344,825.15 = 140,975.83/x
  3. Step 3: Cross multiply
    249,849.09x = 344,825.15 × 140,975.83
  4. Step 4: Simplify right side
    249,849.09x = 48,612,011,021.25
  5. Step 5: Solve for x
    x = 48,612,011,021.25/249,849.09
  6. Step 6: Final answer
    x = 194,565.49

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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.