Home / 104,265.15-143,885.21-58,943.07

Finding the Fourth Proportional to 104,265.15, 143,885.21 and 58,943.07

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Solution

The fourth proportional to 104,265.15, 143,885.21 and 58,943.07 is: 81,341.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,265.15 : 143,885.21 = 58,943.07 : x
  2. Step 2: Convert to fraction form
    104,265.15/143,885.21 = 58,943.07/x
  3. Step 3: Cross multiply
    104,265.15x = 143,885.21 × 58,943.07
  4. Step 4: Simplify right side
    104,265.15x = 8,481,036,244.17
  5. Step 5: Solve for x
    x = 8,481,036,244.17/104,265.15
  6. Step 6: Final answer
    x = 81,341.04

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1.5x scale

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.