Home / 65,890.02-90,934.74-37,599.96

Finding the Fourth Proportional to 65,890.02, 90,934.74 and 37,599.96

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Solution

The fourth proportional to 65,890.02, 90,934.74 and 37,599.96 is: 51,891.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,890.02 : 90,934.74 = 37,599.96 : x
  2. Step 2: Convert to fraction form
    65,890.02/90,934.74 = 37,599.96/x
  3. Step 3: Cross multiply
    65,890.02x = 90,934.74 × 37,599.96
  4. Step 4: Simplify right side
    65,890.02x = 3,419,142,586.61
  5. Step 5: Solve for x
    x = 3,419,142,586.61/65,890.02
  6. Step 6: Final answer
    x = 51,891.66

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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.