Home / 90,464.58-135,657.27-37,119.96

Finding the Fourth Proportional to 90,464.58, 135,657.27 and 37,119.96

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Solution

The fourth proportional to 90,464.58, 135,657.27 and 37,119.96 is: 55,663.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,464.58 : 135,657.27 = 37,119.96 : x
  2. Step 2: Convert to fraction form
    90,464.58/135,657.27 = 37,119.96/x
  3. Step 3: Cross multiply
    90,464.58x = 135,657.27 × 37,119.96
  4. Step 4: Simplify right side
    90,464.58x = 5,035,592,436.11
  5. Step 5: Solve for x
    x = 5,035,592,436.11/90,464.58
  6. Step 6: Final answer
    x = 55,663.69

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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.