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Finding the Fourth Proportional to 114,610.68, 158,163 and 63,624.16

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Solution

The fourth proportional to 114,610.68, 158,163 and 63,624.16 is: 87,801.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,610.68 : 158,163 = 63,624.16 : x
  2. Step 2: Convert to fraction form
    114,610.68/158,163 = 63,624.16/x
  3. Step 3: Cross multiply
    114,610.68x = 158,163 × 63,624.16
  4. Step 4: Simplify right side
    114,610.68x = 10,062,988,018.08
  5. Step 5: Solve for x
    x = 10,062,988,018.08/114,610.68
  6. Step 6: Final answer
    x = 87,801.49

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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.