Home / 140,765.36-211,155.30-35,585.24

Finding the Fourth Proportional to 140,765.36, 211,155.30 and 35,585.24

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Solution

The fourth proportional to 140,765.36, 211,155.30 and 35,585.24 is: 53,379.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,765.36 : 211,155.30 = 35,585.24 : x
  2. Step 2: Convert to fraction form
    140,765.36/211,155.30 = 35,585.24/x
  3. Step 3: Cross multiply
    140,765.36x = 211,155.30 × 35,585.24
  4. Step 4: Simplify right side
    140,765.36x = 7,514,012,027.77
  5. Step 5: Solve for x
    x = 7,514,012,027.77/140,765.36
  6. Step 6: Final answer
    x = 53,379.70

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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.