Home / 127,841.82-191,790.40-48,956.05

Finding the Fourth Proportional to 127,841.82, 191,790.40 and 48,956.05

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Solution

The fourth proportional to 127,841.82, 191,790.40 and 48,956.05 is: 73,444.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,841.82 : 191,790.40 = 48,956.05 : x
  2. Step 2: Convert to fraction form
    127,841.82/191,790.40 = 48,956.05/x
  3. Step 3: Cross multiply
    127,841.82x = 191,790.40 × 48,956.05
  4. Step 4: Simplify right side
    127,841.82x = 9,389,300,411.92
  5. Step 5: Solve for x
    x = 9,389,300,411.92/127,841.82
  6. Step 6: Final answer
    x = 73,444.67

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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.