Home / 243,648.06-365,803.67-137,107.29

Finding the Fourth Proportional to 243,648.06, 365,803.67 and 137,107.29

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Solution

The fourth proportional to 243,648.06, 365,803.67 and 137,107.29 is: 205,847.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,648.06 : 365,803.67 = 137,107.29 : x
  2. Step 2: Convert to fraction form
    243,648.06/365,803.67 = 137,107.29/x
  3. Step 3: Cross multiply
    243,648.06x = 365,803.67 × 137,107.29
  4. Step 4: Simplify right side
    243,648.06x = 50,154,349,180.22
  5. Step 5: Solve for x
    x = 50,154,349,180.22/243,648.06
  6. Step 6: Final answer
    x = 205,847.53

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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.