Home / 66,124.08-91,250.91-35,909.14

Finding the Fourth Proportional to 66,124.08, 91,250.91 and 35,909.14

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Solution

The fourth proportional to 66,124.08, 91,250.91 and 35,909.14 is: 49,554.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,124.08 : 91,250.91 = 35,909.14 : x
  2. Step 2: Convert to fraction form
    66,124.08/91,250.91 = 35,909.14/x
  3. Step 3: Cross multiply
    66,124.08x = 91,250.91 × 35,909.14
  4. Step 4: Simplify right side
    66,124.08x = 3,276,741,702.32
  5. Step 5: Solve for x
    x = 3,276,741,702.32/66,124.08
  6. Step 6: Final answer
    x = 49,554.44

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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.