Home / 61,062.08-91,598.72-18,942.48

Finding the Fourth Proportional to 61,062.08, 91,598.72 and 18,942.48

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Solution

The fourth proportional to 61,062.08, 91,598.72 and 18,942.48 is: 28,415.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,062.08 : 91,598.72 = 18,942.48 : x
  2. Step 2: Convert to fraction form
    61,062.08/91,598.72 = 18,942.48/x
  3. Step 3: Cross multiply
    61,062.08x = 91,598.72 × 18,942.48
  4. Step 4: Simplify right side
    61,062.08x = 1,735,106,826.91
  5. Step 5: Solve for x
    x = 1,735,106,826.91/61,062.08
  6. Step 6: Final answer
    x = 28,415.46

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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.