Home / 148,972.23-223,457.44-64,721.43

Finding the Fourth Proportional to 148,972.23, 223,457.44 and 64,721.43

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Solution

The fourth proportional to 148,972.23, 223,457.44 and 64,721.43 is: 97,081.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,972.23 : 223,457.44 = 64,721.43 : x
  2. Step 2: Convert to fraction form
    148,972.23/223,457.44 = 64,721.43/x
  3. Step 3: Cross multiply
    148,972.23x = 223,457.44 × 64,721.43
  4. Step 4: Simplify right side
    148,972.23x = 14,462,485,060.94
  5. Step 5: Solve for x
    x = 14,462,485,060.94/148,972.23
  6. Step 6: Final answer
    x = 97,081.75

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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.