Home / 202,284.39-279,149.88-116,242.35

Finding the Fourth Proportional to 202,284.39, 279,149.88 and 116,242.35

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Solution

The fourth proportional to 202,284.39, 279,149.88 and 116,242.35 is: 160,412.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,284.39 : 279,149.88 = 116,242.35 : x
  2. Step 2: Convert to fraction form
    202,284.39/279,149.88 = 116,242.35/x
  3. Step 3: Cross multiply
    202,284.39x = 279,149.88 × 116,242.35
  4. Step 4: Simplify right side
    202,284.39x = 32,449,038,053.42
  5. Step 5: Solve for x
    x = 32,449,038,053.42/202,284.39
  6. Step 6: Final answer
    x = 160,412.96

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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.