Home / 165,321.69-228,146.57-93,700.17

Finding the Fourth Proportional to 165,321.69, 228,146.57 and 93,700.17

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Solution

The fourth proportional to 165,321.69, 228,146.57 and 93,700.17 is: 129,307.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,321.69 : 228,146.57 = 93,700.17 : x
  2. Step 2: Convert to fraction form
    165,321.69/228,146.57 = 93,700.17/x
  3. Step 3: Cross multiply
    165,321.69x = 228,146.57 × 93,700.17
  4. Step 4: Simplify right side
    165,321.69x = 21,377,371,925.42
  5. Step 5: Solve for x
    x = 21,377,371,925.42/165,321.69
  6. Step 6: Final answer
    x = 129,307.73

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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.