Home / 84,032.76-115,966.42-46,307

Finding the Fourth Proportional to 84,032.76, 115,966.42 and 46,307

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Solution

The fourth proportional to 84,032.76, 115,966.42 and 46,307 is: 63,904.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,032.76 : 115,966.42 = 46,307 : x
  2. Step 2: Convert to fraction form
    84,032.76/115,966.42 = 46,307/x
  3. Step 3: Cross multiply
    84,032.76x = 115,966.42 × 46,307
  4. Step 4: Simplify right side
    84,032.76x = 5,370,057,010.94
  5. Step 5: Solve for x
    x = 5,370,057,010.94/84,032.76
  6. Step 6: Final answer
    x = 63,904.33

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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.