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Finding the Fourth Proportional to 153,167.80, 229,233.30 and 134,505.40

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Solution

The fourth proportional to 153,167.80, 229,233.30 and 134,505.40 is: 201,302.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,167.80 : 229,233.30 = 134,505.40 : x
  2. Step 2: Convert to fraction form
    153,167.80/229,233.30 = 134,505.40/x
  3. Step 3: Cross multiply
    153,167.80x = 229,233.30 × 134,505.40
  4. Step 4: Simplify right side
    153,167.80x = 30,833,116,709.82
  5. Step 5: Solve for x
    x = 30,833,116,709.82/153,167.80
  6. Step 6: Final answer
    x = 201,302.86

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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.