Home / 147,641.75-221,497.83-47,801.98

Finding the Fourth Proportional to 147,641.75, 221,497.83 and 47,801.98

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Solution

The fourth proportional to 147,641.75, 221,497.83 and 47,801.98 is: 71,714.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,641.75 : 221,497.83 = 47,801.98 : x
  2. Step 2: Convert to fraction form
    147,641.75/221,497.83 = 47,801.98/x
  3. Step 3: Cross multiply
    147,641.75x = 221,497.83 × 47,801.98
  4. Step 4: Simplify right side
    147,641.75x = 10,588,034,114.91
  5. Step 5: Solve for x
    x = 10,588,034,114.91/147,641.75
  6. Step 6: Final answer
    x = 71,714.36

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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.