Home / 198,643.24-297,962.34-48,885.40

Finding the Fourth Proportional to 198,643.24, 297,962.34 and 48,885.40

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Solution

The fourth proportional to 198,643.24, 297,962.34 and 48,885.40 is: 73,327.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,643.24 : 297,962.34 = 48,885.40 : x
  2. Step 2: Convert to fraction form
    198,643.24/297,962.34 = 48,885.40/x
  3. Step 3: Cross multiply
    198,643.24x = 297,962.34 × 48,885.40
  4. Step 4: Simplify right side
    198,643.24x = 14,566,008,175.84
  5. Step 5: Solve for x
    x = 14,566,008,175.84/198,643.24
  6. Step 6: Final answer
    x = 73,327.48

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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.