Home / 134,412.95-185,488.41-73,982.30

Finding the Fourth Proportional to 134,412.95, 185,488.41 and 73,982.30

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Solution

The fourth proportional to 134,412.95, 185,488.41 and 73,982.30 is: 102,094.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,412.95 : 185,488.41 = 73,982.30 : x
  2. Step 2: Convert to fraction form
    134,412.95/185,488.41 = 73,982.30/x
  3. Step 3: Cross multiply
    134,412.95x = 185,488.41 × 73,982.30
  4. Step 4: Simplify right side
    134,412.95x = 13,722,859,195.14
  5. Step 5: Solve for x
    x = 13,722,859,195.14/134,412.95
  6. Step 6: Final answer
    x = 102,094.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.