Home / 147,645.33-221,486.27-52,885.68

Finding the Fourth Proportional to 147,645.33, 221,486.27 and 52,885.68

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Solution

The fourth proportional to 147,645.33, 221,486.27 and 52,885.68 is: 79,335.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,645.33 : 221,486.27 = 52,885.68 : x
  2. Step 2: Convert to fraction form
    147,645.33/221,486.27 = 52,885.68/x
  3. Step 3: Cross multiply
    147,645.33x = 221,486.27 × 52,885.68
  4. Step 4: Simplify right side
    147,645.33x = 11,713,451,735.19
  5. Step 5: Solve for x
    x = 11,713,451,735.19/147,645.33
  6. Step 6: Final answer
    x = 79,335.06

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1.5x scale

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.