Home / 147,940.30-221,910.45-100,701.10

Finding the Fourth Proportional to 147,940.30, 221,910.45 and 100,701.10

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Solution

The fourth proportional to 147,940.30, 221,910.45 and 100,701.10 is: 151,051.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,940.30 : 221,910.45 = 100,701.10 : x
  2. Step 2: Convert to fraction form
    147,940.30/221,910.45 = 100,701.10/x
  3. Step 3: Cross multiply
    147,940.30x = 221,910.45 × 100,701.10
  4. Step 4: Simplify right side
    147,940.30x = 22,346,626,416.50
  5. Step 5: Solve for x
    x = 22,346,626,416.50/147,940.30
  6. Step 6: Final answer
    x = 151,051.65

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1.5x scale

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.