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Finding the Fourth Proportional to 114,222.43, 157,632.11 and 63,921.43

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Solution

The fourth proportional to 114,222.43, 157,632.11 and 63,921.43 is: 88,214.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,222.43 : 157,632.11 = 63,921.43 : x
  2. Step 2: Convert to fraction form
    114,222.43/157,632.11 = 63,921.43/x
  3. Step 3: Cross multiply
    114,222.43x = 157,632.11 × 63,921.43
  4. Step 4: Simplify right side
    114,222.43x = 10,076,069,885.12
  5. Step 5: Solve for x
    x = 10,076,069,885.12/114,222.43
  6. Step 6: Final answer
    x = 88,214.46

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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.