Home / 292,935.56-439,208.86-105,922.76

Finding the Fourth Proportional to 292,935.56, 439,208.86 and 105,922.76

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Solution

The fourth proportional to 292,935.56, 439,208.86 and 105,922.76 is: 158,813.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,935.56 : 439,208.86 = 105,922.76 : x
  2. Step 2: Convert to fraction form
    292,935.56/439,208.86 = 105,922.76/x
  3. Step 3: Cross multiply
    292,935.56x = 439,208.86 × 105,922.76
  4. Step 4: Simplify right side
    292,935.56x = 46,522,214,667.65
  5. Step 5: Solve for x
    x = 46,522,214,667.65/292,935.56
  6. Step 6: Final answer
    x = 158,813.82

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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.