Home / 66,904.52-100,963.82-64,673.72

Finding the Fourth Proportional to 66,904.52, 100,963.82 and 64,673.72

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Solution

The fourth proportional to 66,904.52, 100,963.82 and 64,673.72 is: 97,597.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,904.52 : 100,963.82 = 64,673.72 : x
  2. Step 2: Convert to fraction form
    66,904.52/100,963.82 = 64,673.72/x
  3. Step 3: Cross multiply
    66,904.52x = 100,963.82 × 64,673.72
  4. Step 4: Simplify right side
    66,904.52x = 6,529,705,824.81
  5. Step 5: Solve for x
    x = 6,529,705,824.81/66,904.52
  6. Step 6: Final answer
    x = 97,597.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.