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Finding the Fourth Proportional to 249,029.36, 343,658.90 and 141,599.39

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Solution

The fourth proportional to 249,029.36, 343,658.90 and 141,599.39 is: 195,406.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,029.36 : 343,658.90 = 141,599.39 : x
  2. Step 2: Convert to fraction form
    249,029.36/343,658.90 = 141,599.39/x
  3. Step 3: Cross multiply
    249,029.36x = 343,658.90 × 141,599.39
  4. Step 4: Simplify right side
    249,029.36x = 48,661,891,176.86
  5. Step 5: Solve for x
    x = 48,661,891,176.86/249,029.36
  6. Step 6: Final answer
    x = 195,406.24

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1.5x scale

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.