Home / 66,963.18-92,409.94-36,747.66

Finding the Fourth Proportional to 66,963.18, 92,409.94 and 36,747.66

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Solution

The fourth proportional to 66,963.18, 92,409.94 and 36,747.66 is: 50,712.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,963.18 : 92,409.94 = 36,747.66 : x
  2. Step 2: Convert to fraction form
    66,963.18/92,409.94 = 36,747.66/x
  3. Step 3: Cross multiply
    66,963.18x = 92,409.94 × 36,747.66
  4. Step 4: Simplify right side
    66,963.18x = 3,395,849,055.74
  5. Step 5: Solve for x
    x = 3,395,849,055.74/66,963.18
  6. Step 6: Final answer
    x = 50,712.18

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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.