Home / 61,657.18-85,087.20-34,800.82

Finding the Fourth Proportional to 61,657.18, 85,087.20 and 34,800.82

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Solution

The fourth proportional to 61,657.18, 85,087.20 and 34,800.82 is: 48,025.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,657.18 : 85,087.20 = 34,800.82 : x
  2. Step 2: Convert to fraction form
    61,657.18/85,087.20 = 34,800.82/x
  3. Step 3: Cross multiply
    61,657.18x = 85,087.20 × 34,800.82
  4. Step 4: Simplify right side
    61,657.18x = 2,961,104,331.50
  5. Step 5: Solve for x
    x = 2,961,104,331.50/61,657.18
  6. Step 6: Final answer
    x = 48,025.30

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1.5x scale

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.