Home / 79,777.19-110,095.07-43,968.51

Finding the Fourth Proportional to 79,777.19, 110,095.07 and 43,968.51

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Solution

The fourth proportional to 79,777.19, 110,095.07 and 43,968.51 is: 60,677.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,777.19 : 110,095.07 = 43,968.51 : x
  2. Step 2: Convert to fraction form
    79,777.19/110,095.07 = 43,968.51/x
  3. Step 3: Cross multiply
    79,777.19x = 110,095.07 × 43,968.51
  4. Step 4: Simplify right side
    79,777.19x = 4,840,715,966.40
  5. Step 5: Solve for x
    x = 4,840,715,966.40/79,777.19
  6. Step 6: Final answer
    x = 60,677.94

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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.