Home / 66,733.12-92,091.72-36,518.44

Finding the Fourth Proportional to 66,733.12, 92,091.72 and 36,518.44

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Solution

The fourth proportional to 66,733.12, 92,091.72 and 36,518.44 is: 50,395.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,733.12 : 92,091.72 = 36,518.44 : x
  2. Step 2: Convert to fraction form
    66,733.12/92,091.72 = 36,518.44/x
  3. Step 3: Cross multiply
    66,733.12x = 92,091.72 × 36,518.44
  4. Step 4: Simplify right side
    66,733.12x = 3,363,046,102.16
  5. Step 5: Solve for x
    x = 3,363,046,102.16/66,733.12
  6. Step 6: Final answer
    x = 50,395.45

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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.