Home / 195,426.40-293,139.60-193,352.80

Finding the Fourth Proportional to 195,426.40, 293,139.60 and 193,352.80

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Solution

The fourth proportional to 195,426.40, 293,139.60 and 193,352.80 is: 290,029.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,426.40 : 293,139.60 = 193,352.80 : x
  2. Step 2: Convert to fraction form
    195,426.40/293,139.60 = 193,352.80/x
  3. Step 3: Cross multiply
    195,426.40x = 293,139.60 × 193,352.80
  4. Step 4: Simplify right side
    195,426.40x = 56,679,362,450.88
  5. Step 5: Solve for x
    x = 56,679,362,450.88/195,426.40
  6. Step 6: Final answer
    x = 290,029.20

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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.