Home / 82,572.04-113,949.64-48,581.81

Finding the Fourth Proportional to 82,572.04, 113,949.64 and 48,581.81

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Solution

The fourth proportional to 82,572.04, 113,949.64 and 48,581.81 is: 67,043.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,572.04 : 113,949.64 = 48,581.81 : x
  2. Step 2: Convert to fraction form
    82,572.04/113,949.64 = 48,581.81/x
  3. Step 3: Cross multiply
    82,572.04x = 113,949.64 × 48,581.81
  4. Step 4: Simplify right side
    82,572.04x = 5,535,879,678.34
  5. Step 5: Solve for x
    x = 5,535,879,678.34/82,572.04
  6. Step 6: Final answer
    x = 67,043.03

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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.