Home / 141,854.48-195,756.44-77,324.28

Finding the Fourth Proportional to 141,854.48, 195,756.44 and 77,324.28

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Solution

The fourth proportional to 141,854.48, 195,756.44 and 77,324.28 is: 106,706.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,854.48 : 195,756.44 = 77,324.28 : x
  2. Step 2: Convert to fraction form
    141,854.48/195,756.44 = 77,324.28/x
  3. Step 3: Cross multiply
    141,854.48x = 195,756.44 × 77,324.28
  4. Step 4: Simplify right side
    141,854.48x = 15,136,725,778.36
  5. Step 5: Solve for x
    x = 15,136,725,778.36/141,854.48
  6. Step 6: Final answer
    x = 106,706.01

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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.