Home / 92,927.30-128,238.99-50,486.18

Finding the Fourth Proportional to 92,927.30, 128,238.99 and 50,486.18

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Solution

The fourth proportional to 92,927.30, 128,238.99 and 50,486.18 is: 69,670.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,927.30 : 128,238.99 = 50,486.18 : x
  2. Step 2: Convert to fraction form
    92,927.30/128,238.99 = 50,486.18/x
  3. Step 3: Cross multiply
    92,927.30x = 128,238.99 × 50,486.18
  4. Step 4: Simplify right side
    92,927.30x = 6,474,296,732.16
  5. Step 5: Solve for x
    x = 6,474,296,732.16/92,927.30
  6. Step 6: Final answer
    x = 69,670.56

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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.