Home / 109,396.84-164,124.44-39,276.76

Finding the Fourth Proportional to 109,396.84, 164,124.44 and 39,276.76

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Solution

The fourth proportional to 109,396.84, 164,124.44 and 39,276.76 is: 58,925.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,396.84 : 164,124.44 = 39,276.76 : x
  2. Step 2: Convert to fraction form
    109,396.84/164,124.44 = 39,276.76/x
  3. Step 3: Cross multiply
    109,396.84x = 164,124.44 × 39,276.76
  4. Step 4: Simplify right side
    109,396.84x = 6,446,276,240.01
  5. Step 5: Solve for x
    x = 6,446,276,240.01/109,396.84
  6. Step 6: Final answer
    x = 58,925.62

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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.