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Finding the Fourth Proportional to 64,220.53, 88,628.43 and 35,926.42

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Solution

The fourth proportional to 64,220.53, 88,628.43 and 35,926.42 is: 49,580.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,220.53 : 88,628.43 = 35,926.42 : x
  2. Step 2: Convert to fraction form
    64,220.53/88,628.43 = 35,926.42/x
  3. Step 3: Cross multiply
    64,220.53x = 88,628.43 × 35,926.42
  4. Step 4: Simplify right side
    64,220.53x = 3,184,102,200.12
  5. Step 5: Solve for x
    x = 3,184,102,200.12/64,220.53
  6. Step 6: Final answer
    x = 49,580.75

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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.