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Finding the Fourth Proportional to 64,300.62, 88,732.84 and 35,619.13

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Solution

The fourth proportional to 64,300.62, 88,732.84 and 35,619.13 is: 49,153.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,300.62 : 88,732.84 = 35,619.13 : x
  2. Step 2: Convert to fraction form
    64,300.62/88,732.84 = 35,619.13/x
  3. Step 3: Cross multiply
    64,300.62x = 88,732.84 × 35,619.13
  4. Step 4: Simplify right side
    64,300.62x = 3,160,586,563.23
  5. Step 5: Solve for x
    x = 3,160,586,563.23/64,300.62
  6. Step 6: Final answer
    x = 49,153.28

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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.