Home / 147,820.94-221,786.51-88,699.04

Finding the Fourth Proportional to 147,820.94, 221,786.51 and 88,699.04

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Solution

The fourth proportional to 147,820.94, 221,786.51 and 88,699.04 is: 133,081.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,820.94 : 221,786.51 = 88,699.04 : x
  2. Step 2: Convert to fraction form
    147,820.94/221,786.51 = 88,699.04/x
  3. Step 3: Cross multiply
    147,820.94x = 221,786.51 × 88,699.04
  4. Step 4: Simplify right side
    147,820.94x = 19,672,250,078.46
  5. Step 5: Solve for x
    x = 19,672,250,078.46/147,820.94
  6. Step 6: Final answer
    x = 133,081.62

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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.