Home / 248,618.16-343,082.93-151,983.81

Finding the Fourth Proportional to 248,618.16, 343,082.93 and 151,983.81

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Solution

The fourth proportional to 248,618.16, 343,082.93 and 151,983.81 is: 209,731.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,618.16 : 343,082.93 = 151,983.81 : x
  2. Step 2: Convert to fraction form
    248,618.16/343,082.93 = 151,983.81/x
  3. Step 3: Cross multiply
    248,618.16x = 343,082.93 × 151,983.81
  4. Step 4: Simplify right side
    248,618.16x = 52,143,050,087.44
  5. Step 5: Solve for x
    x = 52,143,050,087.44/248,618.16
  6. Step 6: Final answer
    x = 209,731.46

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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.