Home / 73,967.38-102,050.07-42,113.74

Finding the Fourth Proportional to 73,967.38, 102,050.07 and 42,113.74

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Solution

The fourth proportional to 73,967.38, 102,050.07 and 42,113.74 is: 58,102.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,967.38 : 102,050.07 = 42,113.74 : x
  2. Step 2: Convert to fraction form
    73,967.38/102,050.07 = 42,113.74/x
  3. Step 3: Cross multiply
    73,967.38x = 102,050.07 × 42,113.74
  4. Step 4: Simplify right side
    73,967.38x = 4,297,710,114.96
  5. Step 5: Solve for x
    x = 4,297,710,114.96/73,967.38
  6. Step 6: Final answer
    x = 58,102.78

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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.