Home / 139,325.10-192,327.48-94,064.38

Finding the Fourth Proportional to 139,325.10, 192,327.48 and 94,064.38

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Solution

The fourth proportional to 139,325.10, 192,327.48 and 94,064.38 is: 129,848.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,325.10 : 192,327.48 = 94,064.38 : x
  2. Step 2: Convert to fraction form
    139,325.10/192,327.48 = 94,064.38/x
  3. Step 3: Cross multiply
    139,325.10x = 192,327.48 × 94,064.38
  4. Step 4: Simplify right side
    139,325.10x = 18,091,165,163.16
  5. Step 5: Solve for x
    x = 18,091,165,163.16/139,325.10
  6. Step 6: Final answer
    x = 129,848.57

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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.