Home / 165,447.48-228,318.06-89,995.96

Finding the Fourth Proportional to 165,447.48, 228,318.06 and 89,995.96

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Solution

The fourth proportional to 165,447.48, 228,318.06 and 89,995.96 is: 124,194.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,447.48 : 228,318.06 = 89,995.96 : x
  2. Step 2: Convert to fraction form
    165,447.48/228,318.06 = 89,995.96/x
  3. Step 3: Cross multiply
    165,447.48x = 228,318.06 × 89,995.96
  4. Step 4: Simplify right side
    165,447.48x = 20,547,702,995.04
  5. Step 5: Solve for x
    x = 20,547,702,995.04/165,447.48
  6. Step 6: Final answer
    x = 124,194.72

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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.