Home / 302,075.20-453,120.48-168,880.96

Finding the Fourth Proportional to 302,075.20, 453,120.48 and 168,880.96

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Solution

The fourth proportional to 302,075.20, 453,120.48 and 168,880.96 is: 253,325.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,075.20 : 453,120.48 = 168,880.96 : x
  2. Step 2: Convert to fraction form
    302,075.20/453,120.48 = 168,880.96/x
  3. Step 3: Cross multiply
    302,075.20x = 453,120.48 × 168,880.96
  4. Step 4: Simplify right side
    302,075.20x = 76,523,421,658.06
  5. Step 5: Solve for x
    x = 76,523,421,658.06/302,075.20
  6. Step 6: Final answer
    x = 253,325.73

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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.