Home / 147,664.22-221,499.47-52,900.57

Finding the Fourth Proportional to 147,664.22, 221,499.47 and 52,900.57

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Solution

The fourth proportional to 147,664.22, 221,499.47 and 52,900.57 is: 79,351.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,664.22 : 221,499.47 = 52,900.57 : x
  2. Step 2: Convert to fraction form
    147,664.22/221,499.47 = 52,900.57/x
  3. Step 3: Cross multiply
    147,664.22x = 221,499.47 × 52,900.57
  4. Step 4: Simplify right side
    147,664.22x = 11,717,448,217.70
  5. Step 5: Solve for x
    x = 11,717,448,217.70/147,664.22
  6. Step 6: Final answer
    x = 79,351.98

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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.