Home / 76,733.70-115,116.24-32,360.49

Finding the Fourth Proportional to 76,733.70, 115,116.24 and 32,360.49

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Solution

The fourth proportional to 76,733.70, 115,116.24 and 32,360.49 is: 48,547.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,733.70 : 115,116.24 = 32,360.49 : x
  2. Step 2: Convert to fraction form
    76,733.70/115,116.24 = 32,360.49/x
  3. Step 3: Cross multiply
    76,733.70x = 115,116.24 × 32,360.49
  4. Step 4: Simplify right side
    76,733.70x = 3,725,217,933.36
  5. Step 5: Solve for x
    x = 3,725,217,933.36/76,733.70
  6. Step 6: Final answer
    x = 48,547.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.