Home / 113,539.03-170,309.76-38,661.01

Finding the Fourth Proportional to 113,539.03, 170,309.76 and 38,661.01

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Solution

The fourth proportional to 113,539.03, 170,309.76 and 38,661.01 is: 57,991.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,539.03 : 170,309.76 = 38,661.01 : x
  2. Step 2: Convert to fraction form
    113,539.03/170,309.76 = 38,661.01/x
  3. Step 3: Cross multiply
    113,539.03x = 170,309.76 × 38,661.01
  4. Step 4: Simplify right side
    113,539.03x = 6,584,347,334.46
  5. Step 5: Solve for x
    x = 6,584,347,334.46/113,539.03
  6. Step 6: Final answer
    x = 57,991.93

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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.