Home / 115,802.32-173,512.68-106,118.32

Finding the Fourth Proportional to 115,802.32, 173,512.68 and 106,118.32

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Solution

The fourth proportional to 115,802.32, 173,512.68 and 106,118.32 is: 159,002.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,802.32 : 173,512.68 = 106,118.32 : x
  2. Step 2: Convert to fraction form
    115,802.32/173,512.68 = 106,118.32/x
  3. Step 3: Cross multiply
    115,802.32x = 173,512.68 × 106,118.32
  4. Step 4: Simplify right side
    115,802.32x = 18,412,874,100.30
  5. Step 5: Solve for x
    x = 18,412,874,100.30/115,802.32
  6. Step 6: Final answer
    x = 159,002.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.