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Finding the Fourth Proportional to 85,334.28, 117,764.13 and 46,574.22

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Solution

The fourth proportional to 85,334.28, 117,764.13 and 46,574.22 is: 64,273.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,334.28 : 117,764.13 = 46,574.22 : x
  2. Step 2: Convert to fraction form
    85,334.28/117,764.13 = 46,574.22/x
  3. Step 3: Cross multiply
    85,334.28x = 117,764.13 × 46,574.22
  4. Step 4: Simplify right side
    85,334.28x = 5,484,772,498.73
  5. Step 5: Solve for x
    x = 5,484,772,498.73/85,334.28
  6. Step 6: Final answer
    x = 64,273.96

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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.