Home / 147,748.13-221,622.19-36,940.13

Finding the Fourth Proportional to 147,748.13, 221,622.19 and 36,940.13

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Solution

The fourth proportional to 147,748.13, 221,622.19 and 36,940.13 is: 55,410.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,748.13 : 221,622.19 = 36,940.13 : x
  2. Step 2: Convert to fraction form
    147,748.13/221,622.19 = 36,940.13/x
  3. Step 3: Cross multiply
    147,748.13x = 221,622.19 × 36,940.13
  4. Step 4: Simplify right side
    147,748.13x = 8,186,751,309.02
  5. Step 5: Solve for x
    x = 8,186,751,309.02/147,748.13
  6. Step 6: Final answer
    x = 55,410.19

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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.