Home / 66,934.08-92,368.56-36,718.56

Finding the Fourth Proportional to 66,934.08, 92,368.56 and 36,718.56

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Solution

The fourth proportional to 66,934.08, 92,368.56 and 36,718.56 is: 50,671.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,934.08 : 92,368.56 = 36,718.56 : x
  2. Step 2: Convert to fraction form
    66,934.08/92,368.56 = 36,718.56/x
  3. Step 3: Cross multiply
    66,934.08x = 92,368.56 × 36,718.56
  4. Step 4: Simplify right side
    66,934.08x = 3,391,640,512.47
  5. Step 5: Solve for x
    x = 3,391,640,512.47/66,934.08
  6. Step 6: Final answer
    x = 50,671.35

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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.