Home / 189,946.37-284,911.63-49,701.89

Finding the Fourth Proportional to 189,946.37, 284,911.63 and 49,701.89

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Solution

The fourth proportional to 189,946.37, 284,911.63 and 49,701.89 is: 74,550.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,946.37 : 284,911.63 = 49,701.89 : x
  2. Step 2: Convert to fraction form
    189,946.37/284,911.63 = 49,701.89/x
  3. Step 3: Cross multiply
    189,946.37x = 284,911.63 × 49,701.89
  4. Step 4: Simplify right side
    189,946.37x = 14,160,646,493.98
  5. Step 5: Solve for x
    x = 14,160,646,493.98/189,946.37
  6. Step 6: Final answer
    x = 74,550.76

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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.