Home / 146,555.22-202,246.56-79,487.22

Finding the Fourth Proportional to 146,555.22, 202,246.56 and 79,487.22

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Solution

The fourth proportional to 146,555.22, 202,246.56 and 79,487.22 is: 109,692.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,555.22 : 202,246.56 = 79,487.22 : x
  2. Step 2: Convert to fraction form
    146,555.22/202,246.56 = 79,487.22/x
  3. Step 3: Cross multiply
    146,555.22x = 202,246.56 × 79,487.22
  4. Step 4: Simplify right side
    146,555.22x = 16,076,016,808.96
  5. Step 5: Solve for x
    x = 16,076,016,808.96/146,555.22
  6. Step 6: Final answer
    x = 109,692.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.