Home / 130,878.96-196,293.59-36,085.71

Finding the Fourth Proportional to 130,878.96, 196,293.59 and 36,085.71

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Solution

The fourth proportional to 130,878.96, 196,293.59 and 36,085.71 is: 54,121.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,878.96 : 196,293.59 = 36,085.71 : x
  2. Step 2: Convert to fraction form
    130,878.96/196,293.59 = 36,085.71/x
  3. Step 3: Cross multiply
    130,878.96x = 196,293.59 × 36,085.71
  4. Step 4: Simplify right side
    130,878.96x = 7,083,393,383.17
  5. Step 5: Solve for x
    x = 7,083,393,383.17/130,878.96
  6. Step 6: Final answer
    x = 54,121.71

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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.