Home / 140,746.32-211,141.36-47,273.94

Finding the Fourth Proportional to 140,746.32, 211,141.36 and 47,273.94

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Solution

The fourth proportional to 140,746.32, 211,141.36 and 47,273.94 is: 70,918.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,746.32 : 211,141.36 = 47,273.94 : x
  2. Step 2: Convert to fraction form
    140,746.32/211,141.36 = 47,273.94/x
  3. Step 3: Cross multiply
    140,746.32x = 211,141.36 × 47,273.94
  4. Step 4: Simplify right side
    140,746.32x = 9,981,483,984.16
  5. Step 5: Solve for x
    x = 9,981,483,984.16/140,746.32
  6. Step 6: Final answer
    x = 70,918.26

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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.