Home / 92,857.75-128,145.18-50,416.27

Finding the Fourth Proportional to 92,857.75, 128,145.18 and 50,416.27

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Solution

The fourth proportional to 92,857.75, 128,145.18 and 50,416.27 is: 69,575.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,857.75 : 128,145.18 = 50,416.27 : x
  2. Step 2: Convert to fraction form
    92,857.75/128,145.18 = 50,416.27/x
  3. Step 3: Cross multiply
    92,857.75x = 128,145.18 × 50,416.27
  4. Step 4: Simplify right side
    92,857.75x = 6,460,601,994.08
  5. Step 5: Solve for x
    x = 6,460,601,994.08/92,857.75
  6. Step 6: Final answer
    x = 69,575.26

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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.