Home / 183,215.40-274,663.10-70,972.20

Finding the Fourth Proportional to 183,215.40, 274,663.10 and 70,972.20

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Solution

The fourth proportional to 183,215.40, 274,663.10 and 70,972.20 is: 106,396.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,215.40 : 274,663.10 = 70,972.20 : x
  2. Step 2: Convert to fraction form
    183,215.40/274,663.10 = 70,972.20/x
  3. Step 3: Cross multiply
    183,215.40x = 274,663.10 × 70,972.20
  4. Step 4: Simplify right side
    183,215.40x = 19,493,444,465.82
  5. Step 5: Solve for x
    x = 19,493,444,465.82/183,215.40
  6. Step 6: Final answer
    x = 106,396.32

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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.