Home / 207,975.04-287,005.60-117,350.22

Finding the Fourth Proportional to 207,975.04, 287,005.60 and 117,350.22

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Solution

The fourth proportional to 207,975.04, 287,005.60 and 117,350.22 is: 161,943.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,975.04 : 287,005.60 = 117,350.22 : x
  2. Step 2: Convert to fraction form
    207,975.04/287,005.60 = 117,350.22/x
  3. Step 3: Cross multiply
    207,975.04x = 287,005.60 × 117,350.22
  4. Step 4: Simplify right side
    207,975.04x = 33,680,170,301.23
  5. Step 5: Solve for x
    x = 33,680,170,301.23/207,975.04
  6. Step 6: Final answer
    x = 161,943.33

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1.5x scale

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.