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Finding the Fourth Proportional to 56,675.96, 85,014.10 and 27,087.08

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Solution

The fourth proportional to 56,675.96, 85,014.10 and 27,087.08 is: 40,630.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,675.96 : 85,014.10 = 27,087.08 : x
  2. Step 2: Convert to fraction form
    56,675.96/85,014.10 = 27,087.08/x
  3. Step 3: Cross multiply
    56,675.96x = 85,014.10 × 27,087.08
  4. Step 4: Simplify right side
    56,675.96x = 2,302,783,727.83
  5. Step 5: Solve for x
    x = 2,302,783,727.83/56,675.96
  6. Step 6: Final answer
    x = 40,630.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.