Home / 117,221.04-175,853.16-38,339.46

Finding the Fourth Proportional to 117,221.04, 175,853.16 and 38,339.46

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Solution

The fourth proportional to 117,221.04, 175,853.16 and 38,339.46 is: 57,516.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,221.04 : 175,853.16 = 38,339.46 : x
  2. Step 2: Convert to fraction form
    117,221.04/175,853.16 = 38,339.46/x
  3. Step 3: Cross multiply
    117,221.04x = 175,853.16 × 38,339.46
  4. Step 4: Simplify right side
    117,221.04x = 6,742,115,193.69
  5. Step 5: Solve for x
    x = 6,742,115,193.69/117,221.04
  6. Step 6: Final answer
    x = 57,516.25

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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.