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Finding the Fourth Proportional to 93,303.01, 139,941.42 and 26,748.82

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Solution

The fourth proportional to 93,303.01, 139,941.42 and 26,748.82 is: 40,119.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,303.01 : 139,941.42 = 26,748.82 : x
  2. Step 2: Convert to fraction form
    93,303.01/139,941.42 = 26,748.82/x
  3. Step 3: Cross multiply
    93,303.01x = 139,941.42 × 26,748.82
  4. Step 4: Simplify right side
    93,303.01x = 3,743,267,854.12
  5. Step 5: Solve for x
    x = 3,743,267,854.12/93,303.01
  6. Step 6: Final answer
    x = 40,119.48

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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.