Home / 47,086.44-64,837.20-40,701.72

Finding the Fourth Proportional to 47,086.44, 64,837.20 and 40,701.72

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Solution

The fourth proportional to 47,086.44, 64,837.20 and 40,701.72 is: 56,045.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,086.44 : 64,837.20 = 40,701.72 : x
  2. Step 2: Convert to fraction form
    47,086.44/64,837.20 = 40,701.72/x
  3. Step 3: Cross multiply
    47,086.44x = 64,837.20 × 40,701.72
  4. Step 4: Simplify right side
    47,086.44x = 2,638,985,559.98
  5. Step 5: Solve for x
    x = 2,638,985,559.98/47,086.44
  6. Step 6: Final answer
    x = 56,045.55

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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.