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Finding the Fourth Proportional to 249,604.87, 374,026.29 and 148,203.22

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Solution

The fourth proportional to 249,604.87, 374,026.29 and 148,203.22 is: 222,078.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,604.87 : 374,026.29 = 148,203.22 : x
  2. Step 2: Convert to fraction form
    249,604.87/374,026.29 = 148,203.22/x
  3. Step 3: Cross multiply
    249,604.87x = 374,026.29 × 148,203.22
  4. Step 4: Simplify right side
    249,604.87x = 55,431,900,542.65
  5. Step 5: Solve for x
    x = 55,431,900,542.65/249,604.87
  6. Step 6: Final answer
    x = 222,078.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.