Home / 147,266.51-220,906.44-47,427.53

Finding the Fourth Proportional to 147,266.51, 220,906.44 and 47,427.53

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Solution

The fourth proportional to 147,266.51, 220,906.44 and 47,427.53 is: 71,143.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,266.51 : 220,906.44 = 47,427.53 : x
  2. Step 2: Convert to fraction form
    147,266.51/220,906.44 = 47,427.53/x
  3. Step 3: Cross multiply
    147,266.51x = 220,906.44 × 47,427.53
  4. Step 4: Simplify right side
    147,266.51x = 10,477,045,705.76
  5. Step 5: Solve for x
    x = 10,477,045,705.76/147,266.51
  6. Step 6: Final answer
    x = 71,143.44

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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.