Home / 143,184.93-197,588.57-79,526.84

Finding the Fourth Proportional to 143,184.93, 197,588.57 and 79,526.84

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Solution

The fourth proportional to 143,184.93, 197,588.57 and 79,526.84 is: 109,743.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,184.93 : 197,588.57 = 79,526.84 : x
  2. Step 2: Convert to fraction form
    143,184.93/197,588.57 = 79,526.84/x
  3. Step 3: Cross multiply
    143,184.93x = 197,588.57 × 79,526.84
  4. Step 4: Simplify right side
    143,184.93x = 15,713,593,206.64
  5. Step 5: Solve for x
    x = 15,713,593,206.64/143,184.93
  6. Step 6: Final answer
    x = 109,743.35

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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.