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Finding the Fourth Proportional to 61,854.90, 92,787.36 and 17,482.02

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Solution

The fourth proportional to 61,854.90, 92,787.36 and 17,482.02 is: 26,224.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,854.90 : 92,787.36 = 17,482.02 : x
  2. Step 2: Convert to fraction form
    61,854.90/92,787.36 = 17,482.02/x
  3. Step 3: Cross multiply
    61,854.90x = 92,787.36 × 17,482.02
  4. Step 4: Simplify right side
    61,854.90x = 1,622,110,483.27
  5. Step 5: Solve for x
    x = 1,622,110,483.27/61,854.90
  6. Step 6: Final answer
    x = 26,224.45

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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.