Home / 103,186.51-142,398.94-60,164.83

Finding the Fourth Proportional to 103,186.51, 142,398.94 and 60,164.83

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Solution

The fourth proportional to 103,186.51, 142,398.94 and 60,164.83 is: 83,028.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,186.51 : 142,398.94 = 60,164.83 : x
  2. Step 2: Convert to fraction form
    103,186.51/142,398.94 = 60,164.83/x
  3. Step 3: Cross multiply
    103,186.51x = 142,398.94 × 60,164.83
  4. Step 4: Simplify right side
    103,186.51x = 8,567,407,305.29
  5. Step 5: Solve for x
    x = 8,567,407,305.29/103,186.51
  6. Step 6: Final answer
    x = 83,028.37

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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.