Home / 141,790.52-212,722.70-53,050.96

Finding the Fourth Proportional to 141,790.52, 212,722.70 and 53,050.96

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Solution

The fourth proportional to 141,790.52, 212,722.70 and 53,050.96 is: 79,590.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,790.52 : 212,722.70 = 53,050.96 : x
  2. Step 2: Convert to fraction form
    141,790.52/212,722.70 = 53,050.96/x
  3. Step 3: Cross multiply
    141,790.52x = 212,722.70 × 53,050.96
  4. Step 4: Simplify right side
    141,790.52x = 11,285,143,448.79
  5. Step 5: Solve for x
    x = 11,285,143,448.79/141,790.52
  6. Step 6: Final answer
    x = 79,590.25

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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.