Home / 84,613.02-116,728.47-48,794.46

Finding the Fourth Proportional to 84,613.02, 116,728.47 and 48,794.46

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Solution

The fourth proportional to 84,613.02, 116,728.47 and 48,794.46 is: 67,314.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,613.02 : 116,728.47 = 48,794.46 : x
  2. Step 2: Convert to fraction form
    84,613.02/116,728.47 = 48,794.46/x
  3. Step 3: Cross multiply
    84,613.02x = 116,728.47 × 48,794.46
  4. Step 4: Simplify right side
    84,613.02x = 5,695,702,660.28
  5. Step 5: Solve for x
    x = 5,695,702,660.28/84,613.02
  6. Step 6: Final answer
    x = 67,314.73

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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.