Home / 148,646.37-223,003.63-64,420.68

Finding the Fourth Proportional to 148,646.37, 223,003.63 and 64,420.68

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Solution

The fourth proportional to 148,646.37, 223,003.63 and 64,420.68 is: 96,645.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,646.37 : 223,003.63 = 64,420.68 : x
  2. Step 2: Convert to fraction form
    148,646.37/223,003.63 = 64,420.68/x
  3. Step 3: Cross multiply
    148,646.37x = 223,003.63 × 64,420.68
  4. Step 4: Simplify right side
    148,646.37x = 14,366,045,487.07
  5. Step 5: Solve for x
    x = 14,366,045,487.07/148,646.37
  6. Step 6: Final answer
    x = 96,645.79

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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.