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Finding the Fourth Proportional to 157,482.94, 236,322.37 and 63,988.69

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Solution

The fourth proportional to 157,482.94, 236,322.37 and 63,988.69 is: 96,022.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,482.94 : 236,322.37 = 63,988.69 : x
  2. Step 2: Convert to fraction form
    157,482.94/236,322.37 = 63,988.69/x
  3. Step 3: Cross multiply
    157,482.94x = 236,322.37 × 63,988.69
  4. Step 4: Simplify right side
    157,482.94x = 15,121,958,874.00
  5. Step 5: Solve for x
    x = 15,121,958,874.00/157,482.94
  6. Step 6: Final answer
    x = 96,022.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.