Home / 107,810.16-161,647.38-32,905.38

Finding the Fourth Proportional to 107,810.16, 161,647.38 and 32,905.38

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Solution

The fourth proportional to 107,810.16, 161,647.38 and 32,905.38 is: 49,337.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,810.16 : 161,647.38 = 32,905.38 : x
  2. Step 2: Convert to fraction form
    107,810.16/161,647.38 = 32,905.38/x
  3. Step 3: Cross multiply
    107,810.16x = 161,647.38 × 32,905.38
  4. Step 4: Simplify right side
    107,810.16x = 5,319,068,464.90
  5. Step 5: Solve for x
    x = 5,319,068,464.90/107,810.16
  6. Step 6: Final answer
    x = 49,337.36

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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.