Home / 84,152.72-116,118.12-48,344.24

Finding the Fourth Proportional to 84,152.72, 116,118.12 and 48,344.24

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Solution

The fourth proportional to 84,152.72, 116,118.12 and 48,344.24 is: 66,707.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,152.72 : 116,118.12 = 48,344.24 : x
  2. Step 2: Convert to fraction form
    84,152.72/116,118.12 = 48,344.24/x
  3. Step 3: Cross multiply
    84,152.72x = 116,118.12 × 48,344.24
  4. Step 4: Simplify right side
    84,152.72x = 5,613,642,261.63
  5. Step 5: Solve for x
    x = 5,613,642,261.63/84,152.72
  6. Step 6: Final answer
    x = 66,707.79

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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.