Home / 65,643.17-90,587.09-37,350.41

Finding the Fourth Proportional to 65,643.17, 90,587.09 and 37,350.41

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Solution

The fourth proportional to 65,643.17, 90,587.09 and 37,350.41 is: 51,543.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,643.17 : 90,587.09 = 37,350.41 : x
  2. Step 2: Convert to fraction form
    65,643.17/90,587.09 = 37,350.41/x
  3. Step 3: Cross multiply
    65,643.17x = 90,587.09 × 37,350.41
  4. Step 4: Simplify right side
    65,643.17x = 3,383,464,592.65
  5. Step 5: Solve for x
    x = 3,383,464,592.65/65,643.17
  6. Step 6: Final answer
    x = 51,543.29

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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.