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Finding the Fourth Proportional to 67,333.48, 101,000.14 and 18,085.48

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Solution

The fourth proportional to 67,333.48, 101,000.14 and 18,085.48 is: 27,128.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,333.48 : 101,000.14 = 18,085.48 : x
  2. Step 2: Convert to fraction form
    67,333.48/101,000.14 = 18,085.48/x
  3. Step 3: Cross multiply
    67,333.48x = 101,000.14 × 18,085.48
  4. Step 4: Simplify right side
    67,333.48x = 1,826,636,011.97
  5. Step 5: Solve for x
    x = 1,826,636,011.97/67,333.48
  6. Step 6: Final answer
    x = 27,128.20

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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.