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Finding the Fourth Proportional to 67,048.98, 100,615.86 and 37,486.23

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Solution

The fourth proportional to 67,048.98, 100,615.86 and 37,486.23 is: 56,253.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,048.98 : 100,615.86 = 37,486.23 : x
  2. Step 2: Convert to fraction form
    67,048.98/100,615.86 = 37,486.23/x
  3. Step 3: Cross multiply
    67,048.98x = 100,615.86 × 37,486.23
  4. Step 4: Simplify right side
    67,048.98x = 3,771,709,269.61
  5. Step 5: Solve for x
    x = 3,771,709,269.61/67,048.98
  6. Step 6: Final answer
    x = 56,253.04

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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.