Home / 66,937.44-92,364.08-40,073.52

Finding the Fourth Proportional to 66,937.44, 92,364.08 and 40,073.52

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Solution

The fourth proportional to 66,937.44, 92,364.08 and 40,073.52 is: 55,295.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,937.44 : 92,364.08 = 40,073.52 : x
  2. Step 2: Convert to fraction form
    66,937.44/92,364.08 = 40,073.52/x
  3. Step 3: Cross multiply
    66,937.44x = 92,364.08 × 40,073.52
  4. Step 4: Simplify right side
    66,937.44x = 3,701,353,807.16
  5. Step 5: Solve for x
    x = 3,701,353,807.16/66,937.44
  6. Step 6: Final answer
    x = 55,295.72

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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.