Home / 47,773.98-65,777.48-43,345.30

Finding the Fourth Proportional to 47,773.98, 65,777.48 and 43,345.30

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Solution

The fourth proportional to 47,773.98, 65,777.48 and 43,345.30 is: 59,679.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,773.98 : 65,777.48 = 43,345.30 : x
  2. Step 2: Convert to fraction form
    47,773.98/65,777.48 = 43,345.30/x
  3. Step 3: Cross multiply
    47,773.98x = 65,777.48 × 43,345.30
  4. Step 4: Simplify right side
    47,773.98x = 2,851,144,603.84
  5. Step 5: Solve for x
    x = 2,851,144,603.84/47,773.98
  6. Step 6: Final answer
    x = 59,679.86

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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.