Home / 100,776.19-151,070.95-44,586.49

Finding the Fourth Proportional to 100,776.19, 151,070.95 and 44,586.49

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Solution

The fourth proportional to 100,776.19, 151,070.95 and 44,586.49 is: 66,838.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,776.19 : 151,070.95 = 44,586.49 : x
  2. Step 2: Convert to fraction form
    100,776.19/151,070.95 = 44,586.49/x
  3. Step 3: Cross multiply
    100,776.19x = 151,070.95 × 44,586.49
  4. Step 4: Simplify right side
    100,776.19x = 6,735,723,401.47
  5. Step 5: Solve for x
    x = 6,735,723,401.47/100,776.19
  6. Step 6: Final answer
    x = 66,838.44

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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.