Home / 170,142.72-234,792.96-94,689.60

Finding the Fourth Proportional to 170,142.72, 234,792.96 and 94,689.60

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Solution

The fourth proportional to 170,142.72, 234,792.96 and 94,689.60 is: 130,669.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,142.72 : 234,792.96 = 94,689.60 : x
  2. Step 2: Convert to fraction form
    170,142.72/234,792.96 = 94,689.60/x
  3. Step 3: Cross multiply
    170,142.72x = 234,792.96 × 94,689.60
  4. Step 4: Simplify right side
    170,142.72x = 22,232,451,465.22
  5. Step 5: Solve for x
    x = 22,232,451,465.22/170,142.72
  6. Step 6: Final answer
    x = 130,669.43

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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.