Home / 103,781.16-143,218.26-60,182.16

Finding the Fourth Proportional to 103,781.16, 143,218.26 and 60,182.16

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Solution

The fourth proportional to 103,781.16, 143,218.26 and 60,182.16 is: 83,051.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,781.16 : 143,218.26 = 60,182.16 : x
  2. Step 2: Convert to fraction form
    103,781.16/143,218.26 = 60,182.16/x
  3. Step 3: Cross multiply
    103,781.16x = 143,218.26 × 60,182.16
  4. Step 4: Simplify right side
    103,781.16x = 8,619,184,238.24
  5. Step 5: Solve for x
    x = 8,619,184,238.24/103,781.16
  6. Step 6: Final answer
    x = 83,051.53

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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.