Home / 90,677.56-136,024.44-28,346.44

Finding the Fourth Proportional to 90,677.56, 136,024.44 and 28,346.44

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Solution

The fourth proportional to 90,677.56, 136,024.44 and 28,346.44 is: 42,522.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,677.56 : 136,024.44 = 28,346.44 : x
  2. Step 2: Convert to fraction form
    90,677.56/136,024.44 = 28,346.44/x
  3. Step 3: Cross multiply
    90,677.56x = 136,024.44 × 28,346.44
  4. Step 4: Simplify right side
    90,677.56x = 3,855,808,626.99
  5. Step 5: Solve for x
    x = 3,855,808,626.99/90,677.56
  6. Step 6: Final answer
    x = 42,522.19

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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.