Home / 89,623.42-134,455.37-29,651.76

Finding the Fourth Proportional to 89,623.42, 134,455.37 and 29,651.76

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Solution

The fourth proportional to 89,623.42, 134,455.37 and 29,651.76 is: 44,484.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,623.42 : 134,455.37 = 29,651.76 : x
  2. Step 2: Convert to fraction form
    89,623.42/134,455.37 = 29,651.76/x
  3. Step 3: Cross multiply
    89,623.42x = 134,455.37 × 29,651.76
  4. Step 4: Simplify right side
    89,623.42x = 3,986,838,361.95
  5. Step 5: Solve for x
    x = 3,986,838,361.95/89,623.42
  6. Step 6: Final answer
    x = 44,484.34

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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.