Home / 83,831.16-115,685.10-46,106.04

Finding the Fourth Proportional to 83,831.16, 115,685.10 and 46,106.04

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Solution

The fourth proportional to 83,831.16, 115,685.10 and 46,106.04 is: 63,625.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,831.16 : 115,685.10 = 46,106.04 : x
  2. Step 2: Convert to fraction form
    83,831.16/115,685.10 = 46,106.04/x
  3. Step 3: Cross multiply
    83,831.16x = 115,685.10 × 46,106.04
  4. Step 4: Simplify right side
    83,831.16x = 5,333,781,848.00
  5. Step 5: Solve for x
    x = 5,333,781,848.00/83,831.16
  6. Step 6: Final answer
    x = 63,625.29

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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.