Home / 45,365.05-68,038.66-43,114.65

Finding the Fourth Proportional to 45,365.05, 68,038.66 and 43,114.65

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Solution

The fourth proportional to 45,365.05, 68,038.66 and 43,114.65 is: 64,663.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,365.05 : 68,038.66 = 43,114.65 : x
  2. Step 2: Convert to fraction form
    45,365.05/68,038.66 = 43,114.65/x
  3. Step 3: Cross multiply
    45,365.05x = 68,038.66 × 43,114.65
  4. Step 4: Simplify right side
    45,365.05x = 2,933,463,012.37
  5. Step 5: Solve for x
    x = 2,933,463,012.37/45,365.05
  6. Step 6: Final answer
    x = 64,663.50

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1.5x scale

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.