Home / 69,818.10-96,349.40-37,987.23

Finding the Fourth Proportional to 69,818.10, 96,349.40 and 37,987.23

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Solution

The fourth proportional to 69,818.10, 96,349.40 and 37,987.23 is: 52,422.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,818.10 : 96,349.40 = 37,987.23 : x
  2. Step 2: Convert to fraction form
    69,818.10/96,349.40 = 37,987.23/x
  3. Step 3: Cross multiply
    69,818.10x = 96,349.40 × 37,987.23
  4. Step 4: Simplify right side
    69,818.10x = 3,660,046,818.16
  5. Step 5: Solve for x
    x = 3,660,046,818.16/69,818.10
  6. Step 6: Final answer
    x = 52,422.61

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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.