Home / 65,642.02-90,586.53-37,349.53

Finding the Fourth Proportional to 65,642.02, 90,586.53 and 37,349.53

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Solution

The fourth proportional to 65,642.02, 90,586.53 and 37,349.53 is: 51,542.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,642.02 : 90,586.53 = 37,349.53 : x
  2. Step 2: Convert to fraction form
    65,642.02/90,586.53 = 37,349.53/x
  3. Step 3: Cross multiply
    65,642.02x = 90,586.53 × 37,349.53
  4. Step 4: Simplify right side
    65,642.02x = 3,383,364,093.36
  5. Step 5: Solve for x
    x = 3,383,364,093.36/65,642.02
  6. Step 6: Final answer
    x = 51,542.66

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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.