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Finding the Fourth Proportional to 73,122.32, 100,943.88 and 46,277.84

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Solution

The fourth proportional to 73,122.32, 100,943.88 and 46,277.84 is: 63,885.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,122.32 : 100,943.88 = 46,277.84 : x
  2. Step 2: Convert to fraction form
    73,122.32/100,943.88 = 46,277.84/x
  3. Step 3: Cross multiply
    73,122.32x = 100,943.88 × 46,277.84
  4. Step 4: Simplify right side
    73,122.32x = 4,671,464,727.62
  5. Step 5: Solve for x
    x = 4,671,464,727.62/73,122.32
  6. Step 6: Final answer
    x = 63,885.62

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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.