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Finding the Fourth Proportional to 66,925.95, 100,282.29 and 35,334.74

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Solution

The fourth proportional to 66,925.95, 100,282.29 and 35,334.74 is: 52,945.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,925.95 : 100,282.29 = 35,334.74 : x
  2. Step 2: Convert to fraction form
    66,925.95/100,282.29 = 35,334.74/x
  3. Step 3: Cross multiply
    66,925.95x = 100,282.29 × 35,334.74
  4. Step 4: Simplify right side
    66,925.95x = 3,543,448,142.34
  5. Step 5: Solve for x
    x = 3,543,448,142.34/66,925.95
  6. Step 6: Final answer
    x = 52,945.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.