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Finding the Fourth Proportional to 114,596.72, 158,146.20 and 64,299.44

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Solution

The fourth proportional to 114,596.72, 158,146.20 and 64,299.44 is: 88,734.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,596.72 : 158,146.20 = 64,299.44 : x
  2. Step 2: Convert to fraction form
    114,596.72/158,146.20 = 64,299.44/x
  3. Step 3: Cross multiply
    114,596.72x = 158,146.20 × 64,299.44
  4. Step 4: Simplify right side
    114,596.72x = 10,168,712,098.13
  5. Step 5: Solve for x
    x = 10,168,712,098.13/114,596.72
  6. Step 6: Final answer
    x = 88,734.76

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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.