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Finding the Fourth Proportional to 70,002.23, 105,002.90 and 41,930.27

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Solution

The fourth proportional to 70,002.23, 105,002.90 and 41,930.27 is: 62,895.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,002.23 : 105,002.90 = 41,930.27 : x
  2. Step 2: Convert to fraction form
    70,002.23/105,002.90 = 41,930.27/x
  3. Step 3: Cross multiply
    70,002.23x = 105,002.90 × 41,930.27
  4. Step 4: Simplify right side
    70,002.23x = 4,402,799,370.36
  5. Step 5: Solve for x
    x = 4,402,799,370.36/70,002.23
  6. Step 6: Final answer
    x = 62,895.13

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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.