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Finding the Fourth Proportional to 70,069.39, 96,695.71 and 41,775.08

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Solution

The fourth proportional to 70,069.39, 96,695.71 and 41,775.08 is: 57,649.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,069.39 : 96,695.71 = 41,775.08 : x
  2. Step 2: Convert to fraction form
    70,069.39/96,695.71 = 41,775.08/x
  3. Step 3: Cross multiply
    70,069.39x = 96,695.71 × 41,775.08
  4. Step 4: Simplify right side
    70,069.39x = 4,039,470,432.99
  5. Step 5: Solve for x
    x = 4,039,470,432.99/70,069.39
  6. Step 6: Final answer
    x = 57,649.58

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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.