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Finding the Fourth Proportional to 254,223.10, 350,992.23 and 157,529.57

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Solution

The fourth proportional to 254,223.10, 350,992.23 and 157,529.57 is: 217,492.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,223.10 : 350,992.23 = 157,529.57 : x
  2. Step 2: Convert to fraction form
    254,223.10/350,992.23 = 157,529.57/x
  3. Step 3: Cross multiply
    254,223.10x = 350,992.23 × 157,529.57
  4. Step 4: Simplify right side
    254,223.10x = 55,291,652,719.54
  5. Step 5: Solve for x
    x = 55,291,652,719.54/254,223.10
  6. Step 6: Final answer
    x = 217,492.64

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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.