Home / 70,813.08-106,285.32-35,777.34

Finding the Fourth Proportional to 70,813.08, 106,285.32 and 35,777.34

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Solution

The fourth proportional to 70,813.08, 106,285.32 and 35,777.34 is: 53,699.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,813.08 : 106,285.32 = 35,777.34 : x
  2. Step 2: Convert to fraction form
    70,813.08/106,285.32 = 35,777.34/x
  3. Step 3: Cross multiply
    70,813.08x = 106,285.32 × 35,777.34
  4. Step 4: Simplify right side
    70,813.08x = 3,802,606,030.65
  5. Step 5: Solve for x
    x = 3,802,606,030.65/70,813.08
  6. Step 6: Final answer
    x = 53,699.20

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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.