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Finding the Fourth Proportional to 114,213.88, 157,613.28 and 63,225.54

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Solution

The fourth proportional to 114,213.88, 157,613.28 and 63,225.54 is: 87,250.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,213.88 : 157,613.28 = 63,225.54 : x
  2. Step 2: Convert to fraction form
    114,213.88/157,613.28 = 63,225.54/x
  3. Step 3: Cross multiply
    114,213.88x = 157,613.28 × 63,225.54
  4. Step 4: Simplify right side
    114,213.88x = 9,965,184,739.17
  5. Step 5: Solve for x
    x = 9,965,184,739.17/114,213.88
  6. Step 6: Final answer
    x = 87,250.21

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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.