Home / 147,799.66-221,704.26-57,838.84

Finding the Fourth Proportional to 147,799.66, 221,704.26 and 57,838.84

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Solution

The fourth proportional to 147,799.66, 221,704.26 and 57,838.84 is: 86,760.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,799.66 : 221,704.26 = 57,838.84 : x
  2. Step 2: Convert to fraction form
    147,799.66/221,704.26 = 57,838.84/x
  3. Step 3: Cross multiply
    147,799.66x = 221,704.26 × 57,838.84
  4. Step 4: Simplify right side
    147,799.66x = 12,823,117,221.46
  5. Step 5: Solve for x
    x = 12,823,117,221.46/147,799.66
  6. Step 6: Final answer
    x = 86,760.13

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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.