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Finding the Fourth Proportional to 92,707.79, 139,061.69 and 33,529.62

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Solution

The fourth proportional to 92,707.79, 139,061.69 and 33,529.62 is: 50,294.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,707.79 : 139,061.69 = 33,529.62 : x
  2. Step 2: Convert to fraction form
    92,707.79/139,061.69 = 33,529.62/x
  3. Step 3: Cross multiply
    92,707.79x = 139,061.69 × 33,529.62
  4. Step 4: Simplify right side
    92,707.79x = 4,662,685,616.41
  5. Step 5: Solve for x
    x = 4,662,685,616.41/92,707.79
  6. Step 6: Final answer
    x = 50,294.43

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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.