Home / 75,673.32-104,428.32-41,681.16

Finding the Fourth Proportional to 75,673.32, 104,428.32 and 41,681.16

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Solution

The fourth proportional to 75,673.32, 104,428.32 and 41,681.16 is: 57,519.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,673.32 : 104,428.32 = 41,681.16 : x
  2. Step 2: Convert to fraction form
    75,673.32/104,428.32 = 41,681.16/x
  3. Step 3: Cross multiply
    75,673.32x = 104,428.32 × 41,681.16
  4. Step 4: Simplify right side
    75,673.32x = 4,352,693,514.45
  5. Step 5: Solve for x
    x = 4,352,693,514.45/75,673.32
  6. Step 6: Final answer
    x = 57,519.53

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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.