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Finding the Fourth Proportional to 64,858.84, 89,505.03 and 35,050.84

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Solution

The fourth proportional to 64,858.84, 89,505.03 and 35,050.84 is: 48,370.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,858.84 : 89,505.03 = 35,050.84 : x
  2. Step 2: Convert to fraction form
    64,858.84/89,505.03 = 35,050.84/x
  3. Step 3: Cross multiply
    64,858.84x = 89,505.03 × 35,050.84
  4. Step 4: Simplify right side
    64,858.84x = 3,137,226,485.73
  5. Step 5: Solve for x
    x = 3,137,226,485.73/64,858.84
  6. Step 6: Final answer
    x = 48,370.07

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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.