Home / 185,484.60-278,313.30-96,838.20

Finding the Fourth Proportional to 185,484.60, 278,313.30 and 96,838.20

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Solution

The fourth proportional to 185,484.60, 278,313.30 and 96,838.20 is: 145,302.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,484.60 : 278,313.30 = 96,838.20 : x
  2. Step 2: Convert to fraction form
    185,484.60/278,313.30 = 96,838.20/x
  3. Step 3: Cross multiply
    185,484.60x = 278,313.30 × 96,838.20
  4. Step 4: Simplify right side
    185,484.60x = 26,951,359,008.06
  5. Step 5: Solve for x
    x = 26,951,359,008.06/185,484.60
  6. Step 6: Final answer
    x = 145,302.41

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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.