Home / 74,866.20-112,301.10-22,277.40

Finding the Fourth Proportional to 74,866.20, 112,301.10 and 22,277.40

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Solution

The fourth proportional to 74,866.20, 112,301.10 and 22,277.40 is: 33,416.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,866.20 : 112,301.10 = 22,277.40 : x
  2. Step 2: Convert to fraction form
    74,866.20/112,301.10 = 22,277.40/x
  3. Step 3: Cross multiply
    74,866.20x = 112,301.10 × 22,277.40
  4. Step 4: Simplify right side
    74,866.20x = 2,501,776,525.14
  5. Step 5: Solve for x
    x = 2,501,776,525.14/74,866.20
  6. Step 6: Final answer
    x = 33,416.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.