Home / 208,248.17-312,372.18-50,476.57

Finding the Fourth Proportional to 208,248.17, 312,372.18 and 50,476.57

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Solution

The fourth proportional to 208,248.17, 312,372.18 and 50,476.57 is: 75,714.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,248.17 : 312,372.18 = 50,476.57 : x
  2. Step 2: Convert to fraction form
    208,248.17/312,372.18 = 50,476.57/x
  3. Step 3: Cross multiply
    208,248.17x = 312,372.18 × 50,476.57
  4. Step 4: Simplify right side
    208,248.17x = 15,767,475,428.89
  5. Step 5: Solve for x
    x = 15,767,475,428.89/208,248.17
  6. Step 6: Final answer
    x = 75,714.83

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1.5x scale

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.