Home / 53,624.20-80,501.10-53,235.40

Finding the Fourth Proportional to 53,624.20, 80,501.10 and 53,235.40

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Solution

The fourth proportional to 53,624.20, 80,501.10 and 53,235.40 is: 79,917.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,624.20 : 80,501.10 = 53,235.40 : x
  2. Step 2: Convert to fraction form
    53,624.20/80,501.10 = 53,235.40/x
  3. Step 3: Cross multiply
    53,624.20x = 80,501.10 × 53,235.40
  4. Step 4: Simplify right side
    53,624.20x = 4,285,508,258.94
  5. Step 5: Solve for x
    x = 4,285,508,258.94/53,624.20
  6. Step 6: Final answer
    x = 79,917.43

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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.