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Finding the Fourth Proportional to 45,191, 67,810.14 and 32,813.26

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Solution

The fourth proportional to 45,191, 67,810.14 and 32,813.26 is: 49,237.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,191 : 67,810.14 = 32,813.26 : x
  2. Step 2: Convert to fraction form
    45,191/67,810.14 = 32,813.26/x
  3. Step 3: Cross multiply
    45,191x = 67,810.14 × 32,813.26
  4. Step 4: Simplify right side
    45,191x = 2,225,071,754.46
  5. Step 5: Solve for x
    x = 2,225,071,754.46/45,191
  6. Step 6: Final answer
    x = 49,237.06

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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.