Home / 149,946.76-224,920.26-39,138.76

Finding the Fourth Proportional to 149,946.76, 224,920.26 and 39,138.76

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Solution

The fourth proportional to 149,946.76, 224,920.26 and 39,138.76 is: 58,708.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,946.76 : 224,920.26 = 39,138.76 : x
  2. Step 2: Convert to fraction form
    149,946.76/224,920.26 = 39,138.76/x
  3. Step 3: Cross multiply
    149,946.76x = 224,920.26 × 39,138.76
  4. Step 4: Simplify right side
    149,946.76x = 8,803,100,075.28
  5. Step 5: Solve for x
    x = 8,803,100,075.28/149,946.76
  6. Step 6: Final answer
    x = 58,708.17

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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.