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Finding the Fourth Proportional to 114,952, 158,633.76 and 64,652.08

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Solution

The fourth proportional to 114,952, 158,633.76 and 64,652.08 is: 89,219.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,952 : 158,633.76 = 64,652.08 : x
  2. Step 2: Convert to fraction form
    114,952/158,633.76 = 64,652.08/x
  3. Step 3: Cross multiply
    114,952x = 158,633.76 × 64,652.08
  4. Step 4: Simplify right side
    114,952x = 10,256,002,542.22
  5. Step 5: Solve for x
    x = 10,256,002,542.22/114,952
  6. Step 6: Final answer
    x = 89,219.87

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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.