Home / 104,946.47-144,711.78-70,895.87

Finding the Fourth Proportional to 104,946.47, 144,711.78 and 70,895.87

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Solution

The fourth proportional to 104,946.47, 144,711.78 and 70,895.87 is: 97,759.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,946.47 : 144,711.78 = 70,895.87 : x
  2. Step 2: Convert to fraction form
    104,946.47/144,711.78 = 70,895.87/x
  3. Step 3: Cross multiply
    104,946.47x = 144,711.78 × 70,895.87
  4. Step 4: Simplify right side
    104,946.47x = 10,259,467,542.35
  5. Step 5: Solve for x
    x = 10,259,467,542.35/104,946.47
  6. Step 6: Final answer
    x = 97,759.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.