Home / 92,930.48-139,374.68-42,983.16

Finding the Fourth Proportional to 92,930.48, 139,374.68 and 42,983.16

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Solution

The fourth proportional to 92,930.48, 139,374.68 and 42,983.16 is: 64,465.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,930.48 : 139,374.68 = 42,983.16 : x
  2. Step 2: Convert to fraction form
    92,930.48/139,374.68 = 42,983.16/x
  3. Step 3: Cross multiply
    92,930.48x = 139,374.68 × 42,983.16
  4. Step 4: Simplify right side
    92,930.48x = 5,990,764,170.39
  5. Step 5: Solve for x
    x = 5,990,764,170.39/92,930.48
  6. Step 6: Final answer
    x = 64,465.01

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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.