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Finding the Fourth Proportional to 249,846.84, 374,169.69 and 142,906.68

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Solution

The fourth proportional to 249,846.84, 374,169.69 and 142,906.68 is: 214,016.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,846.84 : 374,169.69 = 142,906.68 : x
  2. Step 2: Convert to fraction form
    249,846.84/374,169.69 = 142,906.68/x
  3. Step 3: Cross multiply
    249,846.84x = 374,169.69 × 142,906.68
  4. Step 4: Simplify right side
    249,846.84x = 53,471,348,154.53
  5. Step 5: Solve for x
    x = 53,471,348,154.53/249,846.84
  6. Step 6: Final answer
    x = 214,016.51

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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.