Home / 84,014.72-115,929.60-48,206.24

Finding the Fourth Proportional to 84,014.72, 115,929.60 and 48,206.24

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Solution

The fourth proportional to 84,014.72, 115,929.60 and 48,206.24 is: 66,518.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,014.72 : 115,929.60 = 48,206.24 : x
  2. Step 2: Convert to fraction form
    84,014.72/115,929.60 = 48,206.24/x
  3. Step 3: Cross multiply
    84,014.72x = 115,929.60 × 48,206.24
  4. Step 4: Simplify right side
    84,014.72x = 5,588,530,120.70
  5. Step 5: Solve for x
    x = 5,588,530,120.70/84,014.72
  6. Step 6: Final answer
    x = 66,518.46

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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.