Home / 84,810.18-117,026.46-50,811.06

Finding the Fourth Proportional to 84,810.18, 117,026.46 and 50,811.06

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Solution

The fourth proportional to 84,810.18, 117,026.46 and 50,811.06 is: 70,112.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,810.18 : 117,026.46 = 50,811.06 : x
  2. Step 2: Convert to fraction form
    84,810.18/117,026.46 = 50,811.06/x
  3. Step 3: Cross multiply
    84,810.18x = 117,026.46 × 50,811.06
  4. Step 4: Simplify right side
    84,810.18x = 5,946,238,480.65
  5. Step 5: Solve for x
    x = 5,946,238,480.65/84,810.18
  6. Step 6: Final answer
    x = 70,112.32

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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.