Home / 133,007.04-199,494.36-39,520.08

Finding the Fourth Proportional to 133,007.04, 199,494.36 and 39,520.08

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Solution

The fourth proportional to 133,007.04, 199,494.36 and 39,520.08 is: 59,275.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,007.04 : 199,494.36 = 39,520.08 : x
  2. Step 2: Convert to fraction form
    133,007.04/199,494.36 = 39,520.08/x
  3. Step 3: Cross multiply
    133,007.04x = 199,494.36 × 39,520.08
  4. Step 4: Simplify right side
    133,007.04x = 7,884,033,066.75
  5. Step 5: Solve for x
    x = 7,884,033,066.75/133,007.04
  6. Step 6: Final answer
    x = 59,275.31

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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.