Home / 147,891.36-221,793.24-42,711.24

Finding the Fourth Proportional to 147,891.36, 221,793.24 and 42,711.24

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Solution

The fourth proportional to 147,891.36, 221,793.24 and 42,711.24 is: 64,054.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,891.36 : 221,793.24 = 42,711.24 : x
  2. Step 2: Convert to fraction form
    147,891.36/221,793.24 = 42,711.24/x
  3. Step 3: Cross multiply
    147,891.36x = 221,793.24 × 42,711.24
  4. Step 4: Simplify right side
    147,891.36x = 9,473,064,304.02
  5. Step 5: Solve for x
    x = 9,473,064,304.02/147,891.36
  6. Step 6: Final answer
    x = 64,054.21

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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.