Home / 84,151.72-116,116.74-48,343.24

Finding the Fourth Proportional to 84,151.72, 116,116.74 and 48,343.24

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Solution

The fourth proportional to 84,151.72, 116,116.74 and 48,343.24 is: 66,706.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,151.72 : 116,116.74 = 48,343.24 : x
  2. Step 2: Convert to fraction form
    84,151.72/116,116.74 = 48,343.24/x
  3. Step 3: Cross multiply
    84,151.72x = 116,116.74 × 48,343.24
  4. Step 4: Simplify right side
    84,151.72x = 5,613,459,429.84
  5. Step 5: Solve for x
    x = 5,613,459,429.84/84,151.72
  6. Step 6: Final answer
    x = 66,706.41

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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.