Home / 110,689.83-166,123.23-57,396.96

Finding the Fourth Proportional to 110,689.83, 166,123.23 and 57,396.96

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Solution

The fourth proportional to 110,689.83, 166,123.23 and 57,396.96 is: 86,141.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,689.83 : 166,123.23 = 57,396.96 : x
  2. Step 2: Convert to fraction form
    110,689.83/166,123.23 = 57,396.96/x
  3. Step 3: Cross multiply
    110,689.83x = 166,123.23 × 57,396.96
  4. Step 4: Simplify right side
    110,689.83x = 9,534,968,387.38
  5. Step 5: Solve for x
    x = 9,534,968,387.38/110,689.83
  6. Step 6: Final answer
    x = 86,141.32

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1.5x scale

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.