Home / 109,214.34-150,704.19-61,466.87

Finding the Fourth Proportional to 109,214.34, 150,704.19 and 61,466.87

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Solution

The fourth proportional to 109,214.34, 150,704.19 and 61,466.87 is: 84,817.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,214.34 : 150,704.19 = 61,466.87 : x
  2. Step 2: Convert to fraction form
    109,214.34/150,704.19 = 61,466.87/x
  3. Step 3: Cross multiply
    109,214.34x = 150,704.19 × 61,466.87
  4. Step 4: Simplify right side
    109,214.34x = 9,263,314,101.66
  5. Step 5: Solve for x
    x = 9,263,314,101.66/109,214.34
  6. Step 6: Final answer
    x = 84,817.75

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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.