Home / 146,519.04-202,162.32-101,236.80

Finding the Fourth Proportional to 146,519.04, 202,162.32 and 101,236.80

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Solution

The fourth proportional to 146,519.04, 202,162.32 and 101,236.80 is: 139,683.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,519.04 : 202,162.32 = 101,236.80 : x
  2. Step 2: Convert to fraction form
    146,519.04/202,162.32 = 101,236.80/x
  3. Step 3: Cross multiply
    146,519.04x = 202,162.32 × 101,236.80
  4. Step 4: Simplify right side
    146,519.04x = 20,466,266,357.38
  5. Step 5: Solve for x
    x = 20,466,266,357.38/146,519.04
  6. Step 6: Final answer
    x = 139,683.32

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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.