Home / 249,720.56-344,648.09-140,847.25

Finding the Fourth Proportional to 249,720.56, 344,648.09 and 140,847.25

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Solution

The fourth proportional to 249,720.56, 344,648.09 and 140,847.25 is: 194,388.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,720.56 : 344,648.09 = 140,847.25 : x
  2. Step 2: Convert to fraction form
    249,720.56/344,648.09 = 140,847.25/x
  3. Step 3: Cross multiply
    249,720.56x = 344,648.09 × 140,847.25
  4. Step 4: Simplify right side
    249,720.56x = 48,542,733,266.78
  5. Step 5: Solve for x
    x = 48,542,733,266.78/249,720.56
  6. Step 6: Final answer
    x = 194,388.21

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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.