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Finding the Fourth Proportional to 134,159.94, 201,246.80 and 34,321

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Solution

The fourth proportional to 134,159.94, 201,246.80 and 34,321 is: 51,483.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,159.94 : 201,246.80 = 34,321 : x
  2. Step 2: Convert to fraction form
    134,159.94/201,246.80 = 34,321/x
  3. Step 3: Cross multiply
    134,159.94x = 201,246.80 × 34,321
  4. Step 4: Simplify right side
    134,159.94x = 6,906,991,422.80
  5. Step 5: Solve for x
    x = 6,906,991,422.80/134,159.94
  6. Step 6: Final answer
    x = 51,483.26

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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.