Home / 88,917.96-133,412.99-38,971.74

Finding the Fourth Proportional to 88,917.96, 133,412.99 and 38,971.74

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Solution

The fourth proportional to 88,917.96, 133,412.99 and 38,971.74 is: 58,473.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,917.96 : 133,412.99 = 38,971.74 : x
  2. Step 2: Convert to fraction form
    88,917.96/133,412.99 = 38,971.74/x
  3. Step 3: Cross multiply
    88,917.96x = 133,412.99 × 38,971.74
  4. Step 4: Simplify right side
    88,917.96x = 5,199,336,164.04
  5. Step 5: Solve for x
    x = 5,199,336,164.04/88,917.96
  6. Step 6: Final answer
    x = 58,473.41

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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.