Home / 163,681.32-225,878.04-92,061.34

Finding the Fourth Proportional to 163,681.32, 225,878.04 and 92,061.34

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Solution

The fourth proportional to 163,681.32, 225,878.04 and 92,061.34 is: 127,043.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,681.32 : 225,878.04 = 92,061.34 : x
  2. Step 2: Convert to fraction form
    163,681.32/225,878.04 = 92,061.34/x
  3. Step 3: Cross multiply
    163,681.32x = 225,878.04 × 92,061.34
  4. Step 4: Simplify right side
    163,681.32x = 20,794,635,038.97
  5. Step 5: Solve for x
    x = 20,794,635,038.97/163,681.32
  6. Step 6: Final answer
    x = 127,043.42

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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.