Home / 147,116.96-220,654.46-47,264.21

Finding the Fourth Proportional to 147,116.96, 220,654.46 and 47,264.21

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Solution

The fourth proportional to 147,116.96, 220,654.46 and 47,264.21 is: 70,889.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,116.96 : 220,654.46 = 47,264.21 : x
  2. Step 2: Convert to fraction form
    147,116.96/220,654.46 = 47,264.21/x
  3. Step 3: Cross multiply
    147,116.96x = 220,654.46 × 47,264.21
  4. Step 4: Simplify right side
    147,116.96x = 10,429,058,577.22
  5. Step 5: Solve for x
    x = 10,429,058,577.22/147,116.96
  6. Step 6: Final answer
    x = 70,889.57

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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.