Home / 64,539.45-89,054.76-36,239.67

Finding the Fourth Proportional to 64,539.45, 89,054.76 and 36,239.67

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Solution

The fourth proportional to 64,539.45, 89,054.76 and 36,239.67 is: 50,005.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,539.45 : 89,054.76 = 36,239.67 : x
  2. Step 2: Convert to fraction form
    64,539.45/89,054.76 = 36,239.67/x
  3. Step 3: Cross multiply
    64,539.45x = 89,054.76 × 36,239.67
  4. Step 4: Simplify right side
    64,539.45x = 3,227,315,114.33
  5. Step 5: Solve for x
    x = 3,227,315,114.33/64,539.45
  6. Step 6: Final answer
    x = 50,005.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.