Home / 133,032.16-199,556.88-39,530.08

Finding the Fourth Proportional to 133,032.16, 199,556.88 and 39,530.08

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Solution

The fourth proportional to 133,032.16, 199,556.88 and 39,530.08 is: 59,297.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,032.16 : 199,556.88 = 39,530.08 : x
  2. Step 2: Convert to fraction form
    133,032.16/199,556.88 = 39,530.08/x
  3. Step 3: Cross multiply
    133,032.16x = 199,556.88 × 39,530.08
  4. Step 4: Simplify right side
    133,032.16x = 7,888,499,430.95
  5. Step 5: Solve for x
    x = 7,888,499,430.95/133,032.16
  6. Step 6: Final answer
    x = 59,297.69

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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.