Home / 108,059,138.81-149,372,933.12-96,413,827.18

Finding the Fourth Proportional to 108,059,138.81, 149,372,933.12 and 96,413,827.18

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Solution

The fourth proportional to 108,059,138.81, 149,372,933.12 and 96,413,827.18 is: 133,275,318.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,059,138.81 : 149,372,933.12 = 96,413,827.18 : x
  2. Step 2: Convert to fraction form
    108,059,138.81/149,372,933.12 = 96,413,827.18/x
  3. Step 3: Cross multiply
    108,059,138.81x = 149,372,933.12 × 96,413,827.18
  4. Step 4: Simplify right side
    108,059,138.81x = 14,401,616,159,068,980
  5. Step 5: Solve for x
    x = 14,401,616,159,068,980/108,059,138.81
  6. Step 6: Final answer
    x = 133,275,318.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.