Home / 65,387.58-90,236.61-37,097.52

Finding the Fourth Proportional to 65,387.58, 90,236.61 and 37,097.52

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Solution

The fourth proportional to 65,387.58, 90,236.61 and 37,097.52 is: 51,195.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,387.58 : 90,236.61 = 37,097.52 : x
  2. Step 2: Convert to fraction form
    65,387.58/90,236.61 = 37,097.52/x
  3. Step 3: Cross multiply
    65,387.58x = 90,236.61 × 37,097.52
  4. Step 4: Simplify right side
    65,387.58x = 3,347,554,444.21
  5. Step 5: Solve for x
    x = 3,347,554,444.21/65,387.58
  6. Step 6: Final answer
    x = 51,195.57

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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.