Home / 149,556.04-206,386.36-82,488.04

Finding the Fourth Proportional to 149,556.04, 206,386.36 and 82,488.04

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Solution

The fourth proportional to 149,556.04, 206,386.36 and 82,488.04 is: 113,832.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,556.04 : 206,386.36 = 82,488.04 : x
  2. Step 2: Convert to fraction form
    149,556.04/206,386.36 = 82,488.04/x
  3. Step 3: Cross multiply
    149,556.04x = 206,386.36 × 82,488.04
  4. Step 4: Simplify right side
    149,556.04x = 17,024,406,319.13
  5. Step 5: Solve for x
    x = 17,024,406,319.13/149,556.04
  6. Step 6: Final answer
    x = 113,832.96

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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.