Home / 143,697.34-198,267.35-94,633.89

Finding the Fourth Proportional to 143,697.34, 198,267.35 and 94,633.89

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Solution

The fourth proportional to 143,697.34, 198,267.35 and 94,633.89 is: 130,571.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,697.34 : 198,267.35 = 94,633.89 : x
  2. Step 2: Convert to fraction form
    143,697.34/198,267.35 = 94,633.89/x
  3. Step 3: Cross multiply
    143,697.34x = 198,267.35 × 94,633.89
  4. Step 4: Simplify right side
    143,697.34x = 18,762,810,590.49
  5. Step 5: Solve for x
    x = 18,762,810,590.49/143,697.34
  6. Step 6: Final answer
    x = 130,571.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.