Home / 147,801.18-221,734.56-42,611.94

Finding the Fourth Proportional to 147,801.18, 221,734.56 and 42,611.94

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Solution

The fourth proportional to 147,801.18, 221,734.56 and 42,611.94 is: 63,927.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,801.18 : 221,734.56 = 42,611.94 : x
  2. Step 2: Convert to fraction form
    147,801.18/221,734.56 = 42,611.94/x
  3. Step 3: Cross multiply
    147,801.18x = 221,734.56 × 42,611.94
  4. Step 4: Simplify right side
    147,801.18x = 9,448,539,766.65
  5. Step 5: Solve for x
    x = 9,448,539,766.65/147,801.18
  6. Step 6: Final answer
    x = 63,927.36

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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.