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Finding the Fourth Proportional to 61,315.52, 92,017.02 and 26,280.32

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Solution

The fourth proportional to 61,315.52, 92,017.02 and 26,280.32 is: 39,439.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,315.52 : 92,017.02 = 26,280.32 : x
  2. Step 2: Convert to fraction form
    61,315.52/92,017.02 = 26,280.32/x
  3. Step 3: Cross multiply
    61,315.52x = 92,017.02 × 26,280.32
  4. Step 4: Simplify right side
    61,315.52x = 2,418,236,731.05
  5. Step 5: Solve for x
    x = 2,418,236,731.05/61,315.52
  6. Step 6: Final answer
    x = 39,439.23

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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.