Home / 110,131.69-151,976.85-62,384.08

Finding the Fourth Proportional to 110,131.69, 151,976.85 and 62,384.08

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Solution

The fourth proportional to 110,131.69, 151,976.85 and 62,384.08 is: 86,087.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,131.69 : 151,976.85 = 62,384.08 : x
  2. Step 2: Convert to fraction form
    110,131.69/151,976.85 = 62,384.08/x
  3. Step 3: Cross multiply
    110,131.69x = 151,976.85 × 62,384.08
  4. Step 4: Simplify right side
    110,131.69x = 9,480,935,968.55
  5. Step 5: Solve for x
    x = 9,480,935,968.55/110,131.69
  6. Step 6: Final answer
    x = 86,087.26

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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.