Home / 236,455.45-354,683.58-189,370.02

Finding the Fourth Proportional to 236,455.45, 354,683.58 and 189,370.02

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Solution

The fourth proportional to 236,455.45, 354,683.58 and 189,370.02 is: 284,055.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,455.45 : 354,683.58 = 189,370.02 : x
  2. Step 2: Convert to fraction form
    236,455.45/354,683.58 = 189,370.02/x
  3. Step 3: Cross multiply
    236,455.45x = 354,683.58 × 189,370.02
  4. Step 4: Simplify right side
    236,455.45x = 67,166,434,864.85
  5. Step 5: Solve for x
    x = 67,166,434,864.85/236,455.45
  6. Step 6: Final answer
    x = 284,055.35

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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.