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Finding the Fourth Proportional to 152,602, 228,902.96 and 47,421.04

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Solution

The fourth proportional to 152,602, 228,902.96 and 47,421.04 is: 71,131.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,602 : 228,902.96 = 47,421.04 : x
  2. Step 2: Convert to fraction form
    152,602/228,902.96 = 47,421.04/x
  3. Step 3: Cross multiply
    152,602x = 228,902.96 × 47,421.04
  4. Step 4: Simplify right side
    152,602x = 10,854,816,422.28
  5. Step 5: Solve for x
    x = 10,854,816,422.28/152,602
  6. Step 6: Final answer
    x = 71,131.55

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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.