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Finding the Fourth Proportional to 67,783.01, 101,689.40 and 27,802.22

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Solution

The fourth proportional to 67,783.01, 101,689.40 and 27,802.22 is: 41,709.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,783.01 : 101,689.40 = 27,802.22 : x
  2. Step 2: Convert to fraction form
    67,783.01/101,689.40 = 27,802.22/x
  3. Step 3: Cross multiply
    67,783.01x = 101,689.40 × 27,802.22
  4. Step 4: Simplify right side
    67,783.01x = 2,827,190,423.01
  5. Step 5: Solve for x
    x = 2,827,190,423.01/67,783.01
  6. Step 6: Final answer
    x = 41,709.43

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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.