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Finding the Fourth Proportional to 93,151.71, 139,684.74 and 29,960.19

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Solution

The fourth proportional to 93,151.71, 139,684.74 and 29,960.19 is: 44,926.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,151.71 : 139,684.74 = 29,960.19 : x
  2. Step 2: Convert to fraction form
    93,151.71/139,684.74 = 29,960.19/x
  3. Step 3: Cross multiply
    93,151.71x = 139,684.74 × 29,960.19
  4. Step 4: Simplify right side
    93,151.71x = 4,184,981,350.50
  5. Step 5: Solve for x
    x = 4,184,981,350.50/93,151.71
  6. Step 6: Final answer
    x = 44,926.51

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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.