Home / 61,406.08-84,734.38-34,548

Finding the Fourth Proportional to 61,406.08, 84,734.38 and 34,548

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Solution

The fourth proportional to 61,406.08, 84,734.38 and 34,548 is: 47,672.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,406.08 : 84,734.38 = 34,548 : x
  2. Step 2: Convert to fraction form
    61,406.08/84,734.38 = 34,548/x
  3. Step 3: Cross multiply
    61,406.08x = 84,734.38 × 34,548
  4. Step 4: Simplify right side
    61,406.08x = 2,927,403,360.24
  5. Step 5: Solve for x
    x = 2,927,403,360.24/61,406.08
  6. Step 6: Final answer
    x = 47,672.86

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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.