Home / 147,660.22-221,493.47-52,896.57

Finding the Fourth Proportional to 147,660.22, 221,493.47 and 52,896.57

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Solution

The fourth proportional to 147,660.22, 221,493.47 and 52,896.57 is: 79,345.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,660.22 : 221,493.47 = 52,896.57 : x
  2. Step 2: Convert to fraction form
    147,660.22/221,493.47 = 52,896.57/x
  3. Step 3: Cross multiply
    147,660.22x = 221,493.47 × 52,896.57
  4. Step 4: Simplify right side
    147,660.22x = 11,716,244,840.40
  5. Step 5: Solve for x
    x = 11,716,244,840.40/147,660.22
  6. Step 6: Final answer
    x = 79,345.98

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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.