Home / 139,587.44-192,631.23-75,925.62

Finding the Fourth Proportional to 139,587.44, 192,631.23 and 75,925.62

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Solution

The fourth proportional to 139,587.44, 192,631.23 and 75,925.62 is: 104,777.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,587.44 : 192,631.23 = 75,925.62 : x
  2. Step 2: Convert to fraction form
    139,587.44/192,631.23 = 75,925.62/x
  3. Step 3: Cross multiply
    139,587.44x = 192,631.23 × 75,925.62
  4. Step 4: Simplify right side
    139,587.44x = 14,625,645,569.11
  5. Step 5: Solve for x
    x = 14,625,645,569.11/139,587.44
  6. Step 6: Final answer
    x = 104,777.67

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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.