Home / 131,805.08-197,666.73-47,554.30

Finding the Fourth Proportional to 131,805.08, 197,666.73 and 47,554.30

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Solution

The fourth proportional to 131,805.08, 197,666.73 and 47,554.30 is: 71,316.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,805.08 : 197,666.73 = 47,554.30 : x
  2. Step 2: Convert to fraction form
    131,805.08/197,666.73 = 47,554.30/x
  3. Step 3: Cross multiply
    131,805.08x = 197,666.73 × 47,554.30
  4. Step 4: Simplify right side
    131,805.08x = 9,399,902,978.44
  5. Step 5: Solve for x
    x = 9,399,902,978.44/131,805.08
  6. Step 6: Final answer
    x = 71,316.70

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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.