Home / 52,110.10-78,165.15-22,507.30

Finding the Fourth Proportional to 52,110.10, 78,165.15 and 22,507.30

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Solution

The fourth proportional to 52,110.10, 78,165.15 and 22,507.30 is: 33,760.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,110.10 : 78,165.15 = 22,507.30 : x
  2. Step 2: Convert to fraction form
    52,110.10/78,165.15 = 22,507.30/x
  3. Step 3: Cross multiply
    52,110.10x = 78,165.15 × 22,507.30
  4. Step 4: Simplify right side
    52,110.10x = 1,759,286,480.60
  5. Step 5: Solve for x
    x = 1,759,286,480.60/52,110.10
  6. Step 6: Final answer
    x = 33,760.95

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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.