Home / 196,295.10-294,221.90-99,962

Finding the Fourth Proportional to 196,295.10, 294,221.90 and 99,962

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Solution

The fourth proportional to 196,295.10, 294,221.90 and 99,962 is: 149,830.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,295.10 : 294,221.90 = 99,962 : x
  2. Step 2: Convert to fraction form
    196,295.10/294,221.90 = 99,962/x
  3. Step 3: Cross multiply
    196,295.10x = 294,221.90 × 99,962
  4. Step 4: Simplify right side
    196,295.10x = 29,411,009,567.80
  5. Step 5: Solve for x
    x = 29,411,009,567.80/196,295.10
  6. Step 6: Final answer
    x = 149,830.58

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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.