Home / 147,235.38-220,868.39-40,619.34

Finding the Fourth Proportional to 147,235.38, 220,868.39 and 40,619.34

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Solution

The fourth proportional to 147,235.38, 220,868.39 and 40,619.34 is: 60,933.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,235.38 : 220,868.39 = 40,619.34 : x
  2. Step 2: Convert to fraction form
    147,235.38/220,868.39 = 40,619.34/x
  3. Step 3: Cross multiply
    147,235.38x = 220,868.39 × 40,619.34
  4. Step 4: Simplify right side
    147,235.38x = 8,971,528,228.66
  5. Step 5: Solve for x
    x = 8,971,528,228.66/147,235.38
  6. Step 6: Final answer
    x = 60,933.24

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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.