Home / 66,010.48-91,099.29-37,715.56

Finding the Fourth Proportional to 66,010.48, 91,099.29 and 37,715.56

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Solution

The fourth proportional to 66,010.48, 91,099.29 and 37,715.56 is: 52,050.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,010.48 : 91,099.29 = 37,715.56 : x
  2. Step 2: Convert to fraction form
    66,010.48/91,099.29 = 37,715.56/x
  3. Step 3: Cross multiply
    66,010.48x = 91,099.29 × 37,715.56
  4. Step 4: Simplify right side
    66,010.48x = 3,435,860,737.95
  5. Step 5: Solve for x
    x = 3,435,860,737.95/66,010.48
  6. Step 6: Final answer
    x = 52,050.23

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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.