Home / 165,233.58-228,023.74-89,782.08

Finding the Fourth Proportional to 165,233.58, 228,023.74 and 89,782.08

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Solution

The fourth proportional to 165,233.58, 228,023.74 and 89,782.08 is: 123,900.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,233.58 : 228,023.74 = 89,782.08 : x
  2. Step 2: Convert to fraction form
    165,233.58/228,023.74 = 89,782.08/x
  3. Step 3: Cross multiply
    165,233.58x = 228,023.74 × 89,782.08
  4. Step 4: Simplify right side
    165,233.58x = 20,472,445,666.58
  5. Step 5: Solve for x
    x = 20,472,445,666.58/165,233.58
  6. Step 6: Final answer
    x = 123,900.03

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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.