Home / 78,462.63-108,294.17-46,625.38

Finding the Fourth Proportional to 78,462.63, 108,294.17 and 46,625.38

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Solution

The fourth proportional to 78,462.63, 108,294.17 and 46,625.38 is: 64,352.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,462.63 : 108,294.17 = 46,625.38 : x
  2. Step 2: Convert to fraction form
    78,462.63/108,294.17 = 46,625.38/x
  3. Step 3: Cross multiply
    78,462.63x = 108,294.17 × 46,625.38
  4. Step 4: Simplify right side
    78,462.63x = 5,049,256,324.17
  5. Step 5: Solve for x
    x = 5,049,256,324.17/78,462.63
  6. Step 6: Final answer
    x = 64,352.37

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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.