Home / 92,927.08-128,234.52-50,485.48

Finding the Fourth Proportional to 92,927.08, 128,234.52 and 50,485.48

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Solution

The fourth proportional to 92,927.08, 128,234.52 and 50,485.48 is: 69,667.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,927.08 : 128,234.52 = 50,485.48 : x
  2. Step 2: Convert to fraction form
    92,927.08/128,234.52 = 50,485.48/x
  3. Step 3: Cross multiply
    92,927.08x = 128,234.52 × 50,485.48
  4. Step 4: Simplify right side
    92,927.08x = 6,473,981,294.77
  5. Step 5: Solve for x
    x = 6,473,981,294.77/92,927.08
  6. Step 6: Final answer
    x = 69,667.33

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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.