Home / 141,829.48-195,789.36-101,019.88

Finding the Fourth Proportional to 141,829.48, 195,789.36 and 101,019.88

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Solution

The fourth proportional to 141,829.48, 195,789.36 and 101,019.88 is: 139,453.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,829.48 : 195,789.36 = 101,019.88 : x
  2. Step 2: Convert to fraction form
    141,829.48/195,789.36 = 101,019.88/x
  3. Step 3: Cross multiply
    141,829.48x = 195,789.36 × 101,019.88
  4. Step 4: Simplify right side
    141,829.48x = 19,778,617,652.48
  5. Step 5: Solve for x
    x = 19,778,617,652.48/141,829.48
  6. Step 6: Final answer
    x = 139,453.50

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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.