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Finding the Fourth Proportional to 236,166.40, 354,249.60 and 146,280.70

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Solution

The fourth proportional to 236,166.40, 354,249.60 and 146,280.70 is: 219,421.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,166.40 : 354,249.60 = 146,280.70 : x
  2. Step 2: Convert to fraction form
    236,166.40/354,249.60 = 146,280.70/x
  3. Step 3: Cross multiply
    236,166.40x = 354,249.60 × 146,280.70
  4. Step 4: Simplify right side
    236,166.40x = 51,819,879,462.72
  5. Step 5: Solve for x
    x = 51,819,879,462.72/236,166.40
  6. Step 6: Final answer
    x = 219,421.05

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1.5x scale

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.