Home / 165,458.04-228,333.42-90,006.36

Finding the Fourth Proportional to 165,458.04, 228,333.42 and 90,006.36

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Solution

The fourth proportional to 165,458.04, 228,333.42 and 90,006.36 is: 124,209.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,458.04 : 228,333.42 = 90,006.36 : x
  2. Step 2: Convert to fraction form
    165,458.04/228,333.42 = 90,006.36/x
  3. Step 3: Cross multiply
    165,458.04x = 228,333.42 × 90,006.36
  4. Step 4: Simplify right side
    165,458.04x = 20,551,460,000.55
  5. Step 5: Solve for x
    x = 20,551,460,000.55/165,458.04
  6. Step 6: Final answer
    x = 124,209.50

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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.