Home / 106,034.48-146,219.09-70,211.42

Finding the Fourth Proportional to 106,034.48, 146,219.09 and 70,211.42

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Solution

The fourth proportional to 106,034.48, 146,219.09 and 70,211.42 is: 96,819.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,034.48 : 146,219.09 = 70,211.42 : x
  2. Step 2: Convert to fraction form
    106,034.48/146,219.09 = 70,211.42/x
  3. Step 3: Cross multiply
    106,034.48x = 146,219.09 × 70,211.42
  4. Step 4: Simplify right side
    106,034.48x = 10,266,249,940.01
  5. Step 5: Solve for x
    x = 10,266,249,940.01/106,034.48
  6. Step 6: Final answer
    x = 96,819.92

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1.5x scale

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.