Home / 74,752.96-111,973.92-35,341.60

Finding the Fourth Proportional to 74,752.96, 111,973.92 and 35,341.60

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Solution

The fourth proportional to 74,752.96, 111,973.92 and 35,341.60 is: 52,938.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,752.96 : 111,973.92 = 35,341.60 : x
  2. Step 2: Convert to fraction form
    74,752.96/111,973.92 = 35,341.60/x
  3. Step 3: Cross multiply
    74,752.96x = 111,973.92 × 35,341.60
  4. Step 4: Simplify right side
    74,752.96x = 3,957,337,491.07
  5. Step 5: Solve for x
    x = 3,957,337,491.07/74,752.96
  6. Step 6: Final answer
    x = 52,938.87

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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.