Home / 147,580.90-221,594.10-117,910.60

Finding the Fourth Proportional to 147,580.90, 221,594.10 and 117,910.60

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Solution

The fourth proportional to 147,580.90, 221,594.10 and 117,910.60 is: 177,043.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,580.90 : 221,594.10 = 117,910.60 : x
  2. Step 2: Convert to fraction form
    147,580.90/221,594.10 = 117,910.60/x
  3. Step 3: Cross multiply
    147,580.90x = 221,594.10 × 117,910.60
  4. Step 4: Simplify right side
    147,580.90x = 26,128,293,287.46
  5. Step 5: Solve for x
    x = 26,128,293,287.46/147,580.90
  6. Step 6: Final answer
    x = 177,043.87

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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.