Home / 148,696.86-223,045.60-104,521.28

Finding the Fourth Proportional to 148,696.86, 223,045.60 and 104,521.28

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Solution

The fourth proportional to 148,696.86, 223,045.60 and 104,521.28 is: 156,782.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,696.86 : 223,045.60 = 104,521.28 : x
  2. Step 2: Convert to fraction form
    148,696.86/223,045.60 = 104,521.28/x
  3. Step 3: Cross multiply
    148,696.86x = 223,045.60 × 104,521.28
  4. Step 4: Simplify right side
    148,696.86x = 23,313,011,610.37
  5. Step 5: Solve for x
    x = 23,313,011,610.37/148,696.86
  6. Step 6: Final answer
    x = 156,782.14

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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.