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Finding the Fourth Proportional to 93,149.12, 139,723.68 and 23,029.04

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Solution

The fourth proportional to 93,149.12, 139,723.68 and 23,029.04 is: 34,543.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,149.12 : 139,723.68 = 23,029.04 : x
  2. Step 2: Convert to fraction form
    93,149.12/139,723.68 = 23,029.04/x
  3. Step 3: Cross multiply
    93,149.12x = 139,723.68 × 23,029.04
  4. Step 4: Simplify right side
    93,149.12x = 3,217,702,215.67
  5. Step 5: Solve for x
    x = 3,217,702,215.67/93,149.12
  6. Step 6: Final answer
    x = 34,543.56

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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.