Home / 147,788.10-221,682.15-101,132.10

Finding the Fourth Proportional to 147,788.10, 221,682.15 and 101,132.10

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Solution

The fourth proportional to 147,788.10, 221,682.15 and 101,132.10 is: 151,698.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,788.10 : 221,682.15 = 101,132.10 : x
  2. Step 2: Convert to fraction form
    147,788.10/221,682.15 = 101,132.10/x
  3. Step 3: Cross multiply
    147,788.10x = 221,682.15 × 101,132.10
  4. Step 4: Simplify right side
    147,788.10x = 22,419,181,362.02
  5. Step 5: Solve for x
    x = 22,419,181,362.02/147,788.10
  6. Step 6: Final answer
    x = 151,698.15

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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.