Home / 64,545.05-96,748.36-31,219.27

Finding the Fourth Proportional to 64,545.05, 96,748.36 and 31,219.27

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Solution

The fourth proportional to 64,545.05, 96,748.36 and 31,219.27 is: 46,795.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,545.05 : 96,748.36 = 31,219.27 : x
  2. Step 2: Convert to fraction form
    64,545.05/96,748.36 = 31,219.27/x
  3. Step 3: Cross multiply
    64,545.05x = 96,748.36 × 31,219.27
  4. Step 4: Simplify right side
    64,545.05x = 3,020,413,172.90
  5. Step 5: Solve for x
    x = 3,020,413,172.90/64,545.05
  6. Step 6: Final answer
    x = 46,795.43

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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.