Home / 64,880.20-89,539.86-36,588.52

Finding the Fourth Proportional to 64,880.20, 89,539.86 and 36,588.52

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Solution

The fourth proportional to 64,880.20, 89,539.86 and 36,588.52 is: 50,495.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,880.20 : 89,539.86 = 36,588.52 : x
  2. Step 2: Convert to fraction form
    64,880.20/89,539.86 = 36,588.52/x
  3. Step 3: Cross multiply
    64,880.20x = 89,539.86 × 36,588.52
  4. Step 4: Simplify right side
    64,880.20x = 3,276,130,958.41
  5. Step 5: Solve for x
    x = 3,276,130,958.41/64,880.20
  6. Step 6: Final answer
    x = 50,495.08

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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.