Home / 107,447.06-148,277.81-67,184.15

Finding the Fourth Proportional to 107,447.06, 148,277.81 and 67,184.15

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Solution

The fourth proportional to 107,447.06, 148,277.81 and 67,184.15 is: 92,714.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,447.06 : 148,277.81 = 67,184.15 : x
  2. Step 2: Convert to fraction form
    107,447.06/148,277.81 = 67,184.15/x
  3. Step 3: Cross multiply
    107,447.06x = 148,277.81 × 67,184.15
  4. Step 4: Simplify right side
    107,447.06x = 9,961,919,167.37
  5. Step 5: Solve for x
    x = 9,961,919,167.37/107,447.06
  6. Step 6: Final answer
    x = 92,714.67

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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.