Home / 141,830.44-195,726.06-77,299.24

Finding the Fourth Proportional to 141,830.44, 195,726.06 and 77,299.24

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Solution

The fourth proportional to 141,830.44, 195,726.06 and 77,299.24 is: 106,672.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,830.44 : 195,726.06 = 77,299.24 : x
  2. Step 2: Convert to fraction form
    141,830.44/195,726.06 = 77,299.24/x
  3. Step 3: Cross multiply
    141,830.44x = 195,726.06 × 77,299.24
  4. Step 4: Simplify right side
    141,830.44x = 15,129,475,686.19
  5. Step 5: Solve for x
    x = 15,129,475,686.19/141,830.44
  6. Step 6: Final answer
    x = 106,672.98

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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.