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Finding the Fourth Proportional to 69,682.70, 104,988.93 and 63,026.86

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Solution

The fourth proportional to 69,682.70, 104,988.93 and 63,026.86 is: 94,960.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,682.70 : 104,988.93 = 63,026.86 : x
  2. Step 2: Convert to fraction form
    69,682.70/104,988.93 = 63,026.86/x
  3. Step 3: Cross multiply
    69,682.70x = 104,988.93 × 63,026.86
  4. Step 4: Simplify right side
    69,682.70x = 6,617,122,592.66
  5. Step 5: Solve for x
    x = 6,617,122,592.66/69,682.70
  6. Step 6: Final answer
    x = 94,960.77

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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.