Home / 61,655.76-85,089.48-34,800.66

Finding the Fourth Proportional to 61,655.76, 85,089.48 and 34,800.66

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Solution

The fourth proportional to 61,655.76, 85,089.48 and 34,800.66 is: 48,027.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,655.76 : 85,089.48 = 34,800.66 : x
  2. Step 2: Convert to fraction form
    61,655.76/85,089.48 = 34,800.66/x
  3. Step 3: Cross multiply
    61,655.76x = 85,089.48 × 34,800.66
  4. Step 4: Simplify right side
    61,655.76x = 2,961,170,063.06
  5. Step 5: Solve for x
    x = 2,961,170,063.06/61,655.76
  6. Step 6: Final answer
    x = 48,027.47

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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.