Home / 165,535.04-228,443.12-90,088.32

Finding the Fourth Proportional to 165,535.04, 228,443.12 and 90,088.32

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Solution

The fourth proportional to 165,535.04, 228,443.12 and 90,088.32 is: 124,324.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,535.04 : 228,443.12 = 90,088.32 : x
  2. Step 2: Convert to fraction form
    165,535.04/228,443.12 = 90,088.32/x
  3. Step 3: Cross multiply
    165,535.04x = 228,443.12 × 90,088.32
  4. Step 4: Simplify right side
    165,535.04x = 20,580,056,896.36
  5. Step 5: Solve for x
    x = 20,580,056,896.36/165,535.04
  6. Step 6: Final answer
    x = 124,324.47

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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.