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Finding the Fourth Proportional to 84,025.17, 115,962.71 and 48,223.17

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Solution

The fourth proportional to 84,025.17, 115,962.71 and 48,223.17 is: 66,552.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,025.17 : 115,962.71 = 48,223.17 : x
  2. Step 2: Convert to fraction form
    84,025.17/115,962.71 = 48,223.17/x
  3. Step 3: Cross multiply
    84,025.17x = 115,962.71 × 48,223.17
  4. Step 4: Simplify right side
    84,025.17x = 5,592,089,236.87
  5. Step 5: Solve for x
    x = 5,592,089,236.87/84,025.17
  6. Step 6: Final answer
    x = 66,552.55

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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.