Home / 113,314.60-169,964.70-38,434.60

Finding the Fourth Proportional to 113,314.60, 169,964.70 and 38,434.60

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Solution

The fourth proportional to 113,314.60, 169,964.70 and 38,434.60 is: 57,649.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,314.60 : 169,964.70 = 38,434.60 : x
  2. Step 2: Convert to fraction form
    113,314.60/169,964.70 = 38,434.60/x
  3. Step 3: Cross multiply
    113,314.60x = 169,964.70 × 38,434.60
  4. Step 4: Simplify right side
    113,314.60x = 6,532,525,258.62
  5. Step 5: Solve for x
    x = 6,532,525,258.62/113,314.60
  6. Step 6: Final answer
    x = 57,649.46

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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.