Home / 102,677.10-154,013.49-47,273.10

Finding the Fourth Proportional to 102,677.10, 154,013.49 and 47,273.10

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Solution

The fourth proportional to 102,677.10, 154,013.49 and 47,273.10 is: 70,908.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,677.10 : 154,013.49 = 47,273.10 : x
  2. Step 2: Convert to fraction form
    102,677.10/154,013.49 = 47,273.10/x
  3. Step 3: Cross multiply
    102,677.10x = 154,013.49 × 47,273.10
  4. Step 4: Simplify right side
    102,677.10x = 7,280,695,114.12
  5. Step 5: Solve for x
    x = 7,280,695,114.12/102,677.10
  6. Step 6: Final answer
    x = 70,908.66

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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.