Home / 148,989.07-223,478.63-64,749.24

Finding the Fourth Proportional to 148,989.07, 223,478.63 and 64,749.24

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Solution

The fourth proportional to 148,989.07, 223,478.63 and 64,749.24 is: 97,121.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,989.07 : 223,478.63 = 64,749.24 : x
  2. Step 2: Convert to fraction form
    148,989.07/223,478.63 = 64,749.24/x
  3. Step 3: Cross multiply
    148,989.07x = 223,478.63 × 64,749.24
  4. Step 4: Simplify right side
    148,989.07x = 14,470,071,367.80
  5. Step 5: Solve for x
    x = 14,470,071,367.80/148,989.07
  6. Step 6: Final answer
    x = 97,121.70

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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.