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Finding the Fourth Proportional to 61,461.94, 92,207.16 and 19,340.92

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Solution

The fourth proportional to 61,461.94, 92,207.16 and 19,340.92 is: 29,015.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,461.94 : 92,207.16 = 19,340.92 : x
  2. Step 2: Convert to fraction form
    61,461.94/92,207.16 = 19,340.92/x
  3. Step 3: Cross multiply
    61,461.94x = 92,207.16 × 19,340.92
  4. Step 4: Simplify right side
    61,461.94x = 1,783,371,304.99
  5. Step 5: Solve for x
    x = 1,783,371,304.99/61,461.94
  6. Step 6: Final answer
    x = 29,015.87

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1.5x scale

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.