Home / 147,551.62-221,397.45-76,460.97

Finding the Fourth Proportional to 147,551.62, 221,397.45 and 76,460.97

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Solution

The fourth proportional to 147,551.62, 221,397.45 and 76,460.97 is: 114,727.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,551.62 : 221,397.45 = 76,460.97 : x
  2. Step 2: Convert to fraction form
    147,551.62/221,397.45 = 76,460.97/x
  3. Step 3: Cross multiply
    147,551.62x = 221,397.45 × 76,460.97
  4. Step 4: Simplify right side
    147,551.62x = 16,928,263,782.53
  5. Step 5: Solve for x
    x = 16,928,263,782.53/147,551.62
  6. Step 6: Final answer
    x = 114,727.74

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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.