Home / 75,646.29-104,387.75-41,648.32

Finding the Fourth Proportional to 75,646.29, 104,387.75 and 41,648.32

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Solution

The fourth proportional to 75,646.29, 104,387.75 and 41,648.32 is: 57,472.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,646.29 : 104,387.75 = 41,648.32 : x
  2. Step 2: Convert to fraction form
    75,646.29/104,387.75 = 41,648.32/x
  3. Step 3: Cross multiply
    75,646.29x = 104,387.75 × 41,648.32
  4. Step 4: Simplify right side
    75,646.29x = 4,347,574,572.93
  5. Step 5: Solve for x
    x = 4,347,574,572.93/75,646.29
  6. Step 6: Final answer
    x = 57,472.41

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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.