Home / 141,484.57-195,244.63-77,822.36

Finding the Fourth Proportional to 141,484.57, 195,244.63 and 77,822.36

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Solution

The fourth proportional to 141,484.57, 195,244.63 and 77,822.36 is: 107,392.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,484.57 : 195,244.63 = 77,822.36 : x
  2. Step 2: Convert to fraction form
    141,484.57/195,244.63 = 77,822.36/x
  3. Step 3: Cross multiply
    141,484.57x = 195,244.63 × 77,822.36
  4. Step 4: Simplify right side
    141,484.57x = 15,194,398,177.48
  5. Step 5: Solve for x
    x = 15,194,398,177.48/141,484.57
  6. Step 6: Final answer
    x = 107,392.62

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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.