Home / 109,827.20-164,522.10-57,266.30

Finding the Fourth Proportional to 109,827.20, 164,522.10 and 57,266.30

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Solution

The fourth proportional to 109,827.20, 164,522.10 and 57,266.30 is: 85,785.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,827.20 : 164,522.10 = 57,266.30 : x
  2. Step 2: Convert to fraction form
    109,827.20/164,522.10 = 57,266.30/x
  3. Step 3: Cross multiply
    109,827.20x = 164,522.10 × 57,266.30
  4. Step 4: Simplify right side
    109,827.20x = 9,421,571,935.23
  5. Step 5: Solve for x
    x = 9,421,571,935.23/109,827.20
  6. Step 6: Final answer
    x = 85,785.42

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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.