Home / 152,181.47-228,223.80-52,317.65

Finding the Fourth Proportional to 152,181.47, 228,223.80 and 52,317.65

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Solution

The fourth proportional to 152,181.47, 228,223.80 and 52,317.65 is: 78,459.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,181.47 : 228,223.80 = 52,317.65 : x
  2. Step 2: Convert to fraction form
    152,181.47/228,223.80 = 52,317.65/x
  3. Step 3: Cross multiply
    152,181.47x = 228,223.80 × 52,317.65
  4. Step 4: Simplify right side
    152,181.47x = 11,940,131,748.95
  5. Step 5: Solve for x
    x = 11,940,131,748.95/152,181.47
  6. Step 6: Final answer
    x = 78,459.83

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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.