Home / 89,590.05-134,390.95-33,428.77

Finding the Fourth Proportional to 89,590.05, 134,390.95 and 33,428.77

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Solution

The fourth proportional to 89,590.05, 134,390.95 and 33,428.77 is: 50,145.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,590.05 : 134,390.95 = 33,428.77 : x
  2. Step 2: Convert to fraction form
    89,590.05/134,390.95 = 33,428.77/x
  3. Step 3: Cross multiply
    89,590.05x = 134,390.95 × 33,428.77
  4. Step 4: Simplify right side
    89,590.05x = 4,492,523,738.08
  5. Step 5: Solve for x
    x = 4,492,523,738.08/89,590.05
  6. Step 6: Final answer
    x = 50,145.34

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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.