Home / 104,231.29-143,839.31-56,484.22

Finding the Fourth Proportional to 104,231.29, 143,839.31 and 56,484.22

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Solution

The fourth proportional to 104,231.29, 143,839.31 and 56,484.22 is: 77,948.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,231.29 : 143,839.31 = 56,484.22 : x
  2. Step 2: Convert to fraction form
    104,231.29/143,839.31 = 56,484.22/x
  3. Step 3: Cross multiply
    104,231.29x = 143,839.31 × 56,484.22
  4. Step 4: Simplify right side
    104,231.29x = 8,124,651,230.69
  5. Step 5: Solve for x
    x = 8,124,651,230.69/104,231.29
  6. Step 6: Final answer
    x = 77,948.29

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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.