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Finding the Fourth Proportional to 164,920.74, 227,590.65 and 93,299.28

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Solution

The fourth proportional to 164,920.74, 227,590.65 and 93,299.28 is: 128,753.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,920.74 : 227,590.65 = 93,299.28 : x
  2. Step 2: Convert to fraction form
    164,920.74/227,590.65 = 93,299.28/x
  3. Step 3: Cross multiply
    164,920.74x = 227,590.65 × 93,299.28
  4. Step 4: Simplify right side
    164,920.74x = 21,234,043,779.73
  5. Step 5: Solve for x
    x = 21,234,043,779.73/164,920.74
  6. Step 6: Final answer
    x = 128,753.02

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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.