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Finding the Fourth Proportional to 64,116.24, 88,480.80 and 37,275.68

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Solution

The fourth proportional to 64,116.24, 88,480.80 and 37,275.68 is: 51,440.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,116.24 : 88,480.80 = 37,275.68 : x
  2. Step 2: Convert to fraction form
    64,116.24/88,480.80 = 37,275.68/x
  3. Step 3: Cross multiply
    64,116.24x = 88,480.80 × 37,275.68
  4. Step 4: Simplify right side
    64,116.24x = 3,298,181,544.54
  5. Step 5: Solve for x
    x = 3,298,181,544.54/64,116.24
  6. Step 6: Final answer
    x = 51,440.66

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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.