Home / 84,025.47-115,948.22-52,188.15

Finding the Fourth Proportional to 84,025.47, 115,948.22 and 52,188.15

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Solution

The fourth proportional to 84,025.47, 115,948.22 and 52,188.15 is: 72,015.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,025.47 : 115,948.22 = 52,188.15 : x
  2. Step 2: Convert to fraction form
    84,025.47/115,948.22 = 52,188.15/x
  3. Step 3: Cross multiply
    84,025.47x = 115,948.22 × 52,188.15
  4. Step 4: Simplify right side
    84,025.47x = 6,051,122,836.65
  5. Step 5: Solve for x
    x = 6,051,122,836.65/84,025.47
  6. Step 6: Final answer
    x = 72,015.34

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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.