Home / 51,919.02-77,630.67-40,060.62

Finding the Fourth Proportional to 51,919.02, 77,630.67 and 40,060.62

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Solution

The fourth proportional to 51,919.02, 77,630.67 and 40,060.62 is: 59,899.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,919.02 : 77,630.67 = 40,060.62 : x
  2. Step 2: Convert to fraction form
    51,919.02/77,630.67 = 40,060.62/x
  3. Step 3: Cross multiply
    51,919.02x = 77,630.67 × 40,060.62
  4. Step 4: Simplify right side
    51,919.02x = 3,109,932,771.22
  5. Step 5: Solve for x
    x = 3,109,932,771.22/51,919.02
  6. Step 6: Final answer
    x = 59,899.68

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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.