Home / 249,102.72-343,759.93-141,672.63

Finding the Fourth Proportional to 249,102.72, 343,759.93 and 141,672.63

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Solution

The fourth proportional to 249,102.72, 343,759.93 and 141,672.63 is: 195,507.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,102.72 : 343,759.93 = 141,672.63 : x
  2. Step 2: Convert to fraction form
    249,102.72/343,759.93 = 141,672.63/x
  3. Step 3: Cross multiply
    249,102.72x = 343,759.93 × 141,672.63
  4. Step 4: Simplify right side
    249,102.72x = 48,701,373,371.72
  5. Step 5: Solve for x
    x = 48,701,373,371.72/249,102.72
  6. Step 6: Final answer
    x = 195,507.19

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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.