Home / 141,535.85-195,287.36-103,316.22

Finding the Fourth Proportional to 141,535.85, 195,287.36 and 103,316.22

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Solution

The fourth proportional to 141,535.85, 195,287.36 and 103,316.22 is: 142,552.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,535.85 : 195,287.36 = 103,316.22 : x
  2. Step 2: Convert to fraction form
    141,535.85/195,287.36 = 103,316.22/x
  3. Step 3: Cross multiply
    141,535.85x = 195,287.36 × 103,316.22
  4. Step 4: Simplify right side
    141,535.85x = 20,176,351,332.40
  5. Step 5: Solve for x
    x = 20,176,351,332.40/141,535.85
  6. Step 6: Final answer
    x = 142,552.94

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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.