Home / 64,932.66-89,544.96-39,443.22

Finding the Fourth Proportional to 64,932.66, 89,544.96 and 39,443.22

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Solution

The fourth proportional to 64,932.66, 89,544.96 and 39,443.22 is: 54,393.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,932.66 : 89,544.96 = 39,443.22 : x
  2. Step 2: Convert to fraction form
    64,932.66/89,544.96 = 39,443.22/x
  3. Step 3: Cross multiply
    64,932.66x = 89,544.96 × 39,443.22
  4. Step 4: Simplify right side
    64,932.66x = 3,531,941,557.17
  5. Step 5: Solve for x
    x = 3,531,941,557.17/64,932.66
  6. Step 6: Final answer
    x = 54,393.91

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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.