Home / 107,876.64-148,874.81-60,130.34

Finding the Fourth Proportional to 107,876.64, 148,874.81 and 60,130.34

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Solution

The fourth proportional to 107,876.64, 148,874.81 and 60,130.34 is: 82,982.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,876.64 : 148,874.81 = 60,130.34 : x
  2. Step 2: Convert to fraction form
    107,876.64/148,874.81 = 60,130.34/x
  3. Step 3: Cross multiply
    107,876.64x = 148,874.81 × 60,130.34
  4. Step 4: Simplify right side
    107,876.64x = 8,951,891,897.71
  5. Step 5: Solve for x
    x = 8,951,891,897.71/107,876.64
  6. Step 6: Final answer
    x = 82,982.67

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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.