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Finding the Fourth Proportional to 61,633.71, 92,004.71 and 54,160.34

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Solution

The fourth proportional to 61,633.71, 92,004.71 and 54,160.34 is: 80,848.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,633.71 : 92,004.71 = 54,160.34 : x
  2. Step 2: Convert to fraction form
    61,633.71/92,004.71 = 54,160.34/x
  3. Step 3: Cross multiply
    61,633.71x = 92,004.71 × 54,160.34
  4. Step 4: Simplify right side
    61,633.71x = 4,983,005,644.38
  5. Step 5: Solve for x
    x = 4,983,005,644.38/61,633.71
  6. Step 6: Final answer
    x = 80,848.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.