Home / 165,445.74-228,317.40-89,994.24

Finding the Fourth Proportional to 165,445.74, 228,317.40 and 89,994.24

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Solution

The fourth proportional to 165,445.74, 228,317.40 and 89,994.24 is: 124,193.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,445.74 : 228,317.40 = 89,994.24 : x
  2. Step 2: Convert to fraction form
    165,445.74/228,317.40 = 89,994.24/x
  3. Step 3: Cross multiply
    165,445.74x = 228,317.40 × 89,994.24
  4. Step 4: Simplify right side
    165,445.74x = 20,547,250,891.78
  5. Step 5: Solve for x
    x = 20,547,250,891.78/165,445.74
  6. Step 6: Final answer
    x = 124,193.29

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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.