Home / 146,742.03-202,504.10-83,079.90

Finding the Fourth Proportional to 146,742.03, 202,504.10 and 83,079.90

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Solution

The fourth proportional to 146,742.03, 202,504.10 and 83,079.90 is: 114,650.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,742.03 : 202,504.10 = 83,079.90 : x
  2. Step 2: Convert to fraction form
    146,742.03/202,504.10 = 83,079.90/x
  3. Step 3: Cross multiply
    146,742.03x = 202,504.10 × 83,079.90
  4. Step 4: Simplify right side
    146,742.03x = 16,824,020,377.59
  5. Step 5: Solve for x
    x = 16,824,020,377.59/146,742.03
  6. Step 6: Final answer
    x = 114,650.32

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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.