Home / 147,342.72-220,889.13-52,544.37

Finding the Fourth Proportional to 147,342.72, 220,889.13 and 52,544.37

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Solution

The fourth proportional to 147,342.72, 220,889.13 and 52,544.37 is: 78,772.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,342.72 : 220,889.13 = 52,544.37 : x
  2. Step 2: Convert to fraction form
    147,342.72/220,889.13 = 52,544.37/x
  3. Step 3: Cross multiply
    147,342.72x = 220,889.13 × 52,544.37
  4. Step 4: Simplify right side
    147,342.72x = 11,606,480,175.70
  5. Step 5: Solve for x
    x = 11,606,480,175.70/147,342.72
  6. Step 6: Final answer
    x = 78,772.00

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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.