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Finding the Fourth Proportional to 67,365.50, 101,047.85 and 17,445.47

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Solution

The fourth proportional to 67,365.50, 101,047.85 and 17,445.47 is: 26,168.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,365.50 : 101,047.85 = 17,445.47 : x
  2. Step 2: Convert to fraction form
    67,365.50/101,047.85 = 17,445.47/x
  3. Step 3: Cross multiply
    67,365.50x = 101,047.85 × 17,445.47
  4. Step 4: Simplify right side
    67,365.50x = 1,762,827,148.51
  5. Step 5: Solve for x
    x = 1,762,827,148.51/67,365.50
  6. Step 6: Final answer
    x = 26,168.10

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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.