Home / 141,484.63-195,244.67-77,822.41

Finding the Fourth Proportional to 141,484.63, 195,244.67 and 77,822.41

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Solution

The fourth proportional to 141,484.63, 195,244.67 and 77,822.41 is: 107,392.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,484.63 : 195,244.67 = 77,822.41 : x
  2. Step 2: Convert to fraction form
    141,484.63/195,244.67 = 77,822.41/x
  3. Step 3: Cross multiply
    141,484.63x = 195,244.67 × 77,822.41
  4. Step 4: Simplify right side
    141,484.63x = 15,194,410,759.05
  5. Step 5: Solve for x
    x = 15,194,410,759.05/141,484.63
  6. Step 6: Final answer
    x = 107,392.66

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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.