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Finding the Fourth Proportional to 64,473.12, 88,970.58 and 35,794.02

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Solution

The fourth proportional to 64,473.12, 88,970.58 and 35,794.02 is: 49,394.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,473.12 : 88,970.58 = 35,794.02 : x
  2. Step 2: Convert to fraction form
    64,473.12/88,970.58 = 35,794.02/x
  3. Step 3: Cross multiply
    64,473.12x = 88,970.58 × 35,794.02
  4. Step 4: Simplify right side
    64,473.12x = 3,184,614,719.93
  5. Step 5: Solve for x
    x = 3,184,614,719.93/64,473.12
  6. Step 6: Final answer
    x = 49,394.46

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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.