Home / 92,836.62-139,232.58-42,868.67

Finding the Fourth Proportional to 92,836.62, 139,232.58 and 42,868.67

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Solution

The fourth proportional to 92,836.62, 139,232.58 and 42,868.67 is: 64,292.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,836.62 : 139,232.58 = 42,868.67 : x
  2. Step 2: Convert to fraction form
    92,836.62/139,232.58 = 42,868.67/x
  3. Step 3: Cross multiply
    92,836.62x = 139,232.58 × 42,868.67
  4. Step 4: Simplify right side
    92,836.62x = 5,968,714,829.11
  5. Step 5: Solve for x
    x = 5,968,714,829.11/92,836.62
  6. Step 6: Final answer
    x = 64,292.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.