Home / 104,173.16-143,782.55-58,877.42

Finding the Fourth Proportional to 104,173.16, 143,782.55 and 58,877.42

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Solution

The fourth proportional to 104,173.16, 143,782.55 and 58,877.42 is: 81,264.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,173.16 : 143,782.55 = 58,877.42 : x
  2. Step 2: Convert to fraction form
    104,173.16/143,782.55 = 58,877.42/x
  3. Step 3: Cross multiply
    104,173.16x = 143,782.55 × 58,877.42
  4. Step 4: Simplify right side
    104,173.16x = 8,465,546,091.67
  5. Step 5: Solve for x
    x = 8,465,546,091.67/104,173.16
  6. Step 6: Final answer
    x = 81,264.17

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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.