Home / 165,627.04-228,565.84-90,176

Finding the Fourth Proportional to 165,627.04, 228,565.84 and 90,176

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Solution

The fourth proportional to 165,627.04, 228,565.84 and 90,176 is: 124,443.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,627.04 : 228,565.84 = 90,176 : x
  2. Step 2: Convert to fraction form
    165,627.04/228,565.84 = 90,176/x
  3. Step 3: Cross multiply
    165,627.04x = 228,565.84 × 90,176
  4. Step 4: Simplify right side
    165,627.04x = 20,611,153,187.84
  5. Step 5: Solve for x
    x = 20,611,153,187.84/165,627.04
  6. Step 6: Final answer
    x = 124,443.17

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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.