Home / 61,777.52-92,778.60-59,271.92

Finding the Fourth Proportional to 61,777.52, 92,778.60 and 59,271.92

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Solution

The fourth proportional to 61,777.52, 92,778.60 and 59,271.92 is: 89,015.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,777.52 : 92,778.60 = 59,271.92 : x
  2. Step 2: Convert to fraction form
    61,777.52/92,778.60 = 59,271.92/x
  3. Step 3: Cross multiply
    61,777.52x = 92,778.60 × 59,271.92
  4. Step 4: Simplify right side
    61,777.52x = 5,499,165,756.91
  5. Step 5: Solve for x
    x = 5,499,165,756.91/61,777.52
  6. Step 6: Final answer
    x = 89,015.64

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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.