Home / 249,129.25-343,621.24-166,301.53

Finding the Fourth Proportional to 249,129.25, 343,621.24 and 166,301.53

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Solution

The fourth proportional to 249,129.25, 343,621.24 and 166,301.53 is: 229,377.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,129.25 : 343,621.24 = 166,301.53 : x
  2. Step 2: Convert to fraction form
    249,129.25/343,621.24 = 166,301.53/x
  3. Step 3: Cross multiply
    249,129.25x = 343,621.24 × 166,301.53
  4. Step 4: Simplify right side
    249,129.25x = 57,144,737,952.50
  5. Step 5: Solve for x
    x = 57,144,737,952.50/249,129.25
  6. Step 6: Final answer
    x = 229,377.87

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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.