Home / 77,258.11-115,962.06-37,305.25

Finding the Fourth Proportional to 77,258.11, 115,962.06 and 37,305.25

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Solution

The fourth proportional to 77,258.11, 115,962.06 and 37,305.25 is: 55,994.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,258.11 : 115,962.06 = 37,305.25 : x
  2. Step 2: Convert to fraction form
    77,258.11/115,962.06 = 37,305.25/x
  3. Step 3: Cross multiply
    77,258.11x = 115,962.06 × 37,305.25
  4. Step 4: Simplify right side
    77,258.11x = 4,325,993,638.82
  5. Step 5: Solve for x
    x = 4,325,993,638.82/77,258.11
  6. Step 6: Final answer
    x = 55,994.04

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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.