Home / 165,568.48-228,485.52-90,117.76

Finding the Fourth Proportional to 165,568.48, 228,485.52 and 90,117.76

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Solution

The fourth proportional to 165,568.48, 228,485.52 and 90,117.76 is: 124,363.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,568.48 : 228,485.52 = 90,117.76 : x
  2. Step 2: Convert to fraction form
    165,568.48/228,485.52 = 90,117.76/x
  3. Step 3: Cross multiply
    165,568.48x = 228,485.52 × 90,117.76
  4. Step 4: Simplify right side
    165,568.48x = 20,590,603,254.84
  5. Step 5: Solve for x
    x = 20,590,603,254.84/165,568.48
  6. Step 6: Final answer
    x = 124,363.06

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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.