Home / 150,657.96-226,021.57-66,442.06

Finding the Fourth Proportional to 150,657.96, 226,021.57 and 66,442.06

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Solution

The fourth proportional to 150,657.96, 226,021.57 and 66,442.06 is: 99,678.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,657.96 : 226,021.57 = 66,442.06 : x
  2. Step 2: Convert to fraction form
    150,657.96/226,021.57 = 66,442.06/x
  3. Step 3: Cross multiply
    150,657.96x = 226,021.57 × 66,442.06
  4. Step 4: Simplify right side
    150,657.96x = 15,017,338,715.23
  5. Step 5: Solve for x
    x = 15,017,338,715.23/150,657.96
  6. Step 6: Final answer
    x = 99,678.36

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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.