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Finding the Fourth Proportional to 249,351.99, 374,064.89 and 91,568.14

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Solution

The fourth proportional to 249,351.99, 374,064.89 and 91,568.14 is: 137,365.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,351.99 : 374,064.89 = 91,568.14 : x
  2. Step 2: Convert to fraction form
    249,351.99/374,064.89 = 91,568.14/x
  3. Step 3: Cross multiply
    249,351.99x = 374,064.89 × 91,568.14
  4. Step 4: Simplify right side
    249,351.99x = 34,252,423,888.44
  5. Step 5: Solve for x
    x = 34,252,423,888.44/249,351.99
  6. Step 6: Final answer
    x = 137,365.76

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1.5x scale

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.