Home / 247,749.21-341,900.24-140,317.65

Finding the Fourth Proportional to 247,749.21, 341,900.24 and 140,317.65

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Solution

The fourth proportional to 247,749.21, 341,900.24 and 140,317.65 is: 193,641.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,749.21 : 341,900.24 = 140,317.65 : x
  2. Step 2: Convert to fraction form
    247,749.21/341,900.24 = 140,317.65/x
  3. Step 3: Cross multiply
    247,749.21x = 341,900.24 × 140,317.65
  4. Step 4: Simplify right side
    247,749.21x = 47,974,637,509.65
  5. Step 5: Solve for x
    x = 47,974,637,509.65/247,749.21
  6. Step 6: Final answer
    x = 193,641.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.