Home / 249,029.25-343,633.87-140,131.69

Finding the Fourth Proportional to 249,029.25, 343,633.87 and 140,131.69

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Solution

The fourth proportional to 249,029.25, 343,633.87 and 140,131.69 is: 193,366.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,029.25 : 343,633.87 = 140,131.69 : x
  2. Step 2: Convert to fraction form
    249,029.25/343,633.87 = 140,131.69/x
  3. Step 3: Cross multiply
    249,029.25x = 343,633.87 × 140,131.69
  4. Step 4: Simplify right side
    249,029.25x = 48,153,993,384.60
  5. Step 5: Solve for x
    x = 48,153,993,384.60/249,029.25
  6. Step 6: Final answer
    x = 193,366.82

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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.