Home / 302,803.15-454,271.22-89,554.43

Finding the Fourth Proportional to 302,803.15, 454,271.22 and 89,554.43

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Solution

The fourth proportional to 302,803.15, 454,271.22 and 89,554.43 is: 134,351.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,803.15 : 454,271.22 = 89,554.43 : x
  2. Step 2: Convert to fraction form
    302,803.15/454,271.22 = 89,554.43/x
  3. Step 3: Cross multiply
    302,803.15x = 454,271.22 × 89,554.43
  4. Step 4: Simplify right side
    302,803.15x = 40,682,000,172.50
  5. Step 5: Solve for x
    x = 40,682,000,172.50/302,803.15
  6. Step 6: Final answer
    x = 134,351.31

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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.