Home / 249,158.42-343,833.82-135,981.98

Finding the Fourth Proportional to 249,158.42, 343,833.82 and 135,981.98

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Solution

The fourth proportional to 249,158.42, 343,833.82 and 135,981.98 is: 187,652.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,158.42 : 343,833.82 = 135,981.98 : x
  2. Step 2: Convert to fraction form
    249,158.42/343,833.82 = 135,981.98/x
  3. Step 3: Cross multiply
    249,158.42x = 343,833.82 × 135,981.98
  4. Step 4: Simplify right side
    249,158.42x = 46,755,201,575.44
  5. Step 5: Solve for x
    x = 46,755,201,575.44/249,158.42
  6. Step 6: Final answer
    x = 187,652.51

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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.