Home / 126,929.32-190,372.47-59,468.38

Finding the Fourth Proportional to 126,929.32, 190,372.47 and 59,468.38

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Solution

The fourth proportional to 126,929.32, 190,372.47 and 59,468.38 is: 89,192.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,929.32 : 190,372.47 = 59,468.38 : x
  2. Step 2: Convert to fraction form
    126,929.32/190,372.47 = 59,468.38/x
  3. Step 3: Cross multiply
    126,929.32x = 190,372.47 × 59,468.38
  4. Step 4: Simplify right side
    126,929.32x = 11,321,142,387.50
  5. Step 5: Solve for x
    x = 11,321,142,387.50/126,929.32
  6. Step 6: Final answer
    x = 89,192.49

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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.