Home / 139,820.06-192,885.66-94,513.83

Finding the Fourth Proportional to 139,820.06, 192,885.66 and 94,513.83

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Solution

The fourth proportional to 139,820.06, 192,885.66 and 94,513.83 is: 130,384.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,820.06 : 192,885.66 = 94,513.83 : x
  2. Step 2: Convert to fraction form
    139,820.06/192,885.66 = 94,513.83/x
  3. Step 3: Cross multiply
    139,820.06x = 192,885.66 × 94,513.83
  4. Step 4: Simplify right side
    139,820.06x = 18,230,362,478.68
  5. Step 5: Solve for x
    x = 18,230,362,478.68/139,820.06
  6. Step 6: Final answer
    x = 130,384.46

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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.