Home / 110,078.10-151,868.61-62,321.22

Finding the Fourth Proportional to 110,078.10, 151,868.61 and 62,321.22

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Solution

The fourth proportional to 110,078.10, 151,868.61 and 62,321.22 is: 85,981.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,078.10 : 151,868.61 = 62,321.22 : x
  2. Step 2: Convert to fraction form
    110,078.10/151,868.61 = 62,321.22/x
  3. Step 3: Cross multiply
    110,078.10x = 151,868.61 × 62,321.22
  4. Step 4: Simplify right side
    110,078.10x = 9,464,637,054.90
  5. Step 5: Solve for x
    x = 9,464,637,054.90/110,078.10
  6. Step 6: Final answer
    x = 85,981.11

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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.