Home / 65,889.02-90,933.36-37,598.96

Finding the Fourth Proportional to 65,889.02, 90,933.36 and 37,598.96

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Solution

The fourth proportional to 65,889.02, 90,933.36 and 37,598.96 is: 51,890.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,889.02 : 90,933.36 = 37,598.96 : x
  2. Step 2: Convert to fraction form
    65,889.02/90,933.36 = 37,598.96/x
  3. Step 3: Cross multiply
    65,889.02x = 90,933.36 × 37,598.96
  4. Step 4: Simplify right side
    65,889.02x = 3,418,999,765.31
  5. Step 5: Solve for x
    x = 3,418,999,765.31/65,889.02
  6. Step 6: Final answer
    x = 51,890.28

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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.