Home / 197,973.90-297,016.11-64,947.72

Finding the Fourth Proportional to 197,973.90, 297,016.11 and 64,947.72

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Solution

The fourth proportional to 197,973.90, 297,016.11 and 64,947.72 is: 97,439.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,973.90 : 297,016.11 = 64,947.72 : x
  2. Step 2: Convert to fraction form
    197,973.90/297,016.11 = 64,947.72/x
  3. Step 3: Cross multiply
    197,973.90x = 297,016.11 × 64,947.72
  4. Step 4: Simplify right side
    197,973.90x = 19,290,519,147.77
  5. Step 5: Solve for x
    x = 19,290,519,147.77/197,973.90
  6. Step 6: Final answer
    x = 97,439.71

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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.