Home / 82,569.78-113,943.92-46,762.92

Finding the Fourth Proportional to 82,569.78, 113,943.92 and 46,762.92

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Solution

The fourth proportional to 82,569.78, 113,943.92 and 46,762.92 is: 64,531.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,569.78 : 113,943.92 = 46,762.92 : x
  2. Step 2: Convert to fraction form
    82,569.78/113,943.92 = 46,762.92/x
  3. Step 3: Cross multiply
    82,569.78x = 113,943.92 × 46,762.92
  4. Step 4: Simplify right side
    82,569.78x = 5,328,350,181.63
  5. Step 5: Solve for x
    x = 5,328,350,181.63/82,569.78
  6. Step 6: Final answer
    x = 64,531.48

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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.