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Finding the Fourth Proportional to 64,875.08, 89,527.74 and 35,067.08

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Solution

The fourth proportional to 64,875.08, 89,527.74 and 35,067.08 is: 48,392.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,875.08 : 89,527.74 = 35,067.08 : x
  2. Step 2: Convert to fraction form
    64,875.08/89,527.74 = 35,067.08/x
  3. Step 3: Cross multiply
    64,875.08x = 89,527.74 × 35,067.08
  4. Step 4: Simplify right side
    64,875.08x = 3,139,476,420.80
  5. Step 5: Solve for x
    x = 3,139,476,420.80/64,875.08
  6. Step 6: Final answer
    x = 48,392.64

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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.