Home / 66,343.05-91,670.00-53,024.22

Finding the Fourth Proportional to 66,343.05, 91,670.00 and 53,024.22

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Solution

The fourth proportional to 66,343.05, 91,670.00 and 53,024.22 is: 73,266.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,343.05 : 91,670.00 = 53,024.22 : x
  2. Step 2: Convert to fraction form
    66,343.05/91,670.00 = 53,024.22/x
  3. Step 3: Cross multiply
    66,343.05x = 91,670.00 × 53,024.22
  4. Step 4: Simplify right side
    66,343.05x = 4,860,729,982.28
  5. Step 5: Solve for x
    x = 4,860,729,982.28/66,343.05
  6. Step 6: Final answer
    x = 73,266.60

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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.