Home / 198,289.36-297,434.03-58,047.98

Finding the Fourth Proportional to 198,289.36, 297,434.03 and 58,047.98

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Solution

The fourth proportional to 198,289.36, 297,434.03 and 58,047.98 is: 87,071.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,289.36 : 297,434.03 = 58,047.98 : x
  2. Step 2: Convert to fraction form
    198,289.36/297,434.03 = 58,047.98/x
  3. Step 3: Cross multiply
    198,289.36x = 297,434.03 × 58,047.98
  4. Step 4: Simplify right side
    198,289.36x = 17,265,444,334.52
  5. Step 5: Solve for x
    x = 17,265,444,334.52/198,289.36
  6. Step 6: Final answer
    x = 87,071.97

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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.