Home / 66,240.08-99,315.15-33,702.32

Finding the Fourth Proportional to 66,240.08, 99,315.15 and 33,702.32

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Solution

The fourth proportional to 66,240.08, 99,315.15 and 33,702.32 is: 50,530.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,240.08 : 99,315.15 = 33,702.32 : x
  2. Step 2: Convert to fraction form
    66,240.08/99,315.15 = 33,702.32/x
  3. Step 3: Cross multiply
    66,240.08x = 99,315.15 × 33,702.32
  4. Step 4: Simplify right side
    66,240.08x = 3,347,150,469.57
  5. Step 5: Solve for x
    x = 3,347,150,469.57/66,240.08
  6. Step 6: Final answer
    x = 50,530.60

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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.