Home / 165,285.04-228,094.86-89,833.72

Finding the Fourth Proportional to 165,285.04, 228,094.86 and 89,833.72

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Solution

The fourth proportional to 165,285.04, 228,094.86 and 89,833.72 is: 123,971.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,285.04 : 228,094.86 = 89,833.72 : x
  2. Step 2: Convert to fraction form
    165,285.04/228,094.86 = 89,833.72/x
  3. Step 3: Cross multiply
    165,285.04x = 228,094.86 × 89,833.72
  4. Step 4: Simplify right side
    165,285.04x = 20,490,609,786.68
  5. Step 5: Solve for x
    x = 20,490,609,786.68/165,285.04
  6. Step 6: Final answer
    x = 123,971.35

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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.