Home / 208,277.96-312,368.20-58,532.56

Finding the Fourth Proportional to 208,277.96, 312,368.20 and 58,532.56

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Solution

The fourth proportional to 208,277.96, 312,368.20 and 58,532.56 is: 87,785.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,277.96 : 312,368.20 = 58,532.56 : x
  2. Step 2: Convert to fraction form
    208,277.96/312,368.20 = 58,532.56/x
  3. Step 3: Cross multiply
    208,277.96x = 312,368.20 × 58,532.56
  4. Step 4: Simplify right side
    208,277.96x = 18,283,710,408.59
  5. Step 5: Solve for x
    x = 18,283,710,408.59/208,277.96
  6. Step 6: Final answer
    x = 87,785.14

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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.