Home / 147,634.16-221,486.36-47,794.32

Finding the Fourth Proportional to 147,634.16, 221,486.36 and 47,794.32

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Solution

The fourth proportional to 147,634.16, 221,486.36 and 47,794.32 is: 71,702.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,634.16 : 221,486.36 = 47,794.32 : x
  2. Step 2: Convert to fraction form
    147,634.16/221,486.36 = 47,794.32/x
  3. Step 3: Cross multiply
    147,634.16x = 221,486.36 × 47,794.32
  4. Step 4: Simplify right side
    147,634.16x = 10,585,789,965.48
  5. Step 5: Solve for x
    x = 10,585,789,965.48/147,634.16
  6. Step 6: Final answer
    x = 71,702.85

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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.