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Finding the Fourth Proportional to 114,232.12, 157,640.52 and 63,931.12

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Solution

The fourth proportional to 114,232.12, 157,640.52 and 63,931.12 is: 88,225.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,232.12 : 157,640.52 = 63,931.12 : x
  2. Step 2: Convert to fraction form
    114,232.12/157,640.52 = 63,931.12/x
  3. Step 3: Cross multiply
    114,232.12x = 157,640.52 × 63,931.12
  4. Step 4: Simplify right side
    114,232.12x = 10,078,135,000.98
  5. Step 5: Solve for x
    x = 10,078,135,000.98/114,232.12
  6. Step 6: Final answer
    x = 88,225.05

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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.