Home / 103,185.30-142,397.27-60,163.62

Finding the Fourth Proportional to 103,185.30, 142,397.27 and 60,163.62

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Solution

The fourth proportional to 103,185.30, 142,397.27 and 60,163.62 is: 83,026.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,185.30 : 142,397.27 = 60,163.62 : x
  2. Step 2: Convert to fraction form
    103,185.30/142,397.27 = 60,163.62/x
  3. Step 3: Cross multiply
    103,185.30x = 142,397.27 × 60,163.62
  4. Step 4: Simplify right side
    103,185.30x = 8,567,135,771.53
  5. Step 5: Solve for x
    x = 8,567,135,771.53/103,185.30
  6. Step 6: Final answer
    x = 83,026.70

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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.