Home / 148,646.34-223,003.55-64,420.65

Finding the Fourth Proportional to 148,646.34, 223,003.55 and 64,420.65

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Solution

The fourth proportional to 148,646.34, 223,003.55 and 64,420.65 is: 96,645.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,646.34 : 223,003.55 = 64,420.65 : x
  2. Step 2: Convert to fraction form
    148,646.34/223,003.55 = 64,420.65/x
  3. Step 3: Cross multiply
    148,646.34x = 223,003.55 × 64,420.65
  4. Step 4: Simplify right side
    148,646.34x = 14,366,033,804.36
  5. Step 5: Solve for x
    x = 14,366,033,804.36/148,646.34
  6. Step 6: Final answer
    x = 96,645.73

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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.