Home / 147,107.70-220,362.05-134,846.69

Finding the Fourth Proportional to 147,107.70, 220,362.05 and 134,846.69

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Solution

The fourth proportional to 147,107.70, 220,362.05 and 134,846.69 is: 201,995.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,107.70 : 220,362.05 = 134,846.69 : x
  2. Step 2: Convert to fraction form
    147,107.70/220,362.05 = 134,846.69/x
  3. Step 3: Cross multiply
    147,107.70x = 220,362.05 × 134,846.69
  4. Step 4: Simplify right side
    147,107.70x = 29,715,091,268.07
  5. Step 5: Solve for x
    x = 29,715,091,268.07/147,107.70
  6. Step 6: Final answer
    x = 201,995.49

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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.