Home / 144,052.61-198,803.63-79,534.29

Finding the Fourth Proportional to 144,052.61, 198,803.63 and 79,534.29

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Solution

The fourth proportional to 144,052.61, 198,803.63 and 79,534.29 is: 109,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,052.61 : 198,803.63 = 79,534.29 : x
  2. Step 2: Convert to fraction form
    144,052.61/198,803.63 = 79,534.29/x
  3. Step 3: Cross multiply
    144,052.61x = 198,803.63 × 79,534.29
  4. Step 4: Simplify right side
    144,052.61x = 15,811,705,163.80
  5. Step 5: Solve for x
    x = 15,811,705,163.80/144,052.61
  6. Step 6: Final answer
    x = 109,763.40

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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.