Home / 302,830.20-454,106.90-113,151.47

Finding the Fourth Proportional to 302,830.20, 454,106.90 and 113,151.47

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Solution

The fourth proportional to 302,830.20, 454,106.90 and 113,151.47 is: 169,675.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,830.20 : 454,106.90 = 113,151.47 : x
  2. Step 2: Convert to fraction form
    302,830.20/454,106.90 = 113,151.47/x
  3. Step 3: Cross multiply
    302,830.20x = 454,106.90 × 113,151.47
  4. Step 4: Simplify right side
    302,830.20x = 51,382,860,435.85
  5. Step 5: Solve for x
    x = 51,382,860,435.85/302,830.20
  6. Step 6: Final answer
    x = 169,675.48

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1.5x scale

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.