Home / 147,908.88-221,730.21-53,116.74

Finding the Fourth Proportional to 147,908.88, 221,730.21 and 53,116.74

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Solution

The fourth proportional to 147,908.88, 221,730.21 and 53,116.74 is: 79,627.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,908.88 : 221,730.21 = 53,116.74 : x
  2. Step 2: Convert to fraction form
    147,908.88/221,730.21 = 53,116.74/x
  3. Step 3: Cross multiply
    147,908.88x = 221,730.21 × 53,116.74
  4. Step 4: Simplify right side
    147,908.88x = 11,777,585,914.72
  5. Step 5: Solve for x
    x = 11,777,585,914.72/147,908.88
  6. Step 6: Final answer
    x = 79,627.31

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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.