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Finding the Fourth Proportional to 163,685.59, 225,885.23 and 92,064.07

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Solution

The fourth proportional to 163,685.59, 225,885.23 and 92,064.07 is: 127,047.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,685.59 : 225,885.23 = 92,064.07 : x
  2. Step 2: Convert to fraction form
    163,685.59/225,885.23 = 92,064.07/x
  3. Step 3: Cross multiply
    163,685.59x = 225,885.23 × 92,064.07
  4. Step 4: Simplify right side
    163,685.59x = 20,795,912,036.94
  5. Step 5: Solve for x
    x = 20,795,912,036.94/163,685.59
  6. Step 6: Final answer
    x = 127,047.91

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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.