Home / 103,467.10-155,237.10-50,841.40

Finding the Fourth Proportional to 103,467.10, 155,237.10 and 50,841.40

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Solution

The fourth proportional to 103,467.10, 155,237.10 and 50,841.40 is: 76,280.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,467.10 : 155,237.10 = 50,841.40 : x
  2. Step 2: Convert to fraction form
    103,467.10/155,237.10 = 50,841.40/x
  3. Step 3: Cross multiply
    103,467.10x = 155,237.10 × 50,841.40
  4. Step 4: Simplify right side
    103,467.10x = 7,892,471,495.94
  5. Step 5: Solve for x
    x = 7,892,471,495.94/103,467.10
  6. Step 6: Final answer
    x = 76,280.01

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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.