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Finding the Fourth Proportional to 92,969.08, 139,463.54 and 29,766.62

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Solution

The fourth proportional to 92,969.08, 139,463.54 and 29,766.62 is: 44,653.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,969.08 : 139,463.54 = 29,766.62 : x
  2. Step 2: Convert to fraction form
    92,969.08/139,463.54 = 29,766.62/x
  3. Step 3: Cross multiply
    92,969.08x = 139,463.54 × 29,766.62
  4. Step 4: Simplify right side
    92,969.08x = 4,151,358,199.03
  5. Step 5: Solve for x
    x = 4,151,358,199.03/92,969.08
  6. Step 6: Final answer
    x = 44,653.11

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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.