Home / 130,313-195,480.48-41,579.12

Finding the Fourth Proportional to 130,313, 195,480.48 and 41,579.12

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Solution

The fourth proportional to 130,313, 195,480.48 and 41,579.12 is: 62,372.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,313 : 195,480.48 = 41,579.12 : x
  2. Step 2: Convert to fraction form
    130,313/195,480.48 = 41,579.12/x
  3. Step 3: Cross multiply
    130,313x = 195,480.48 × 41,579.12
  4. Step 4: Simplify right side
    130,313x = 8,127,906,335.58
  5. Step 5: Solve for x
    x = 8,127,906,335.58/130,313
  6. Step 6: Final answer
    x = 62,372.18

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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.