Home / 103,670.24-143,069.51-58,351.14

Finding the Fourth Proportional to 103,670.24, 143,069.51 and 58,351.14

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Solution

The fourth proportional to 103,670.24, 143,069.51 and 58,351.14 is: 80,527.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,670.24 : 143,069.51 = 58,351.14 : x
  2. Step 2: Convert to fraction form
    103,670.24/143,069.51 = 58,351.14/x
  3. Step 3: Cross multiply
    103,670.24x = 143,069.51 × 58,351.14
  4. Step 4: Simplify right side
    103,670.24x = 8,348,269,153.62
  5. Step 5: Solve for x
    x = 8,348,269,153.62/103,670.24
  6. Step 6: Final answer
    x = 80,527.16

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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.