Home / 212,222.94-292,667.43-139,497.36

Finding the Fourth Proportional to 212,222.94, 292,667.43 and 139,497.36

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Solution

The fourth proportional to 212,222.94, 292,667.43 and 139,497.36 is: 192,374.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,222.94 : 292,667.43 = 139,497.36 : x
  2. Step 2: Convert to fraction form
    212,222.94/292,667.43 = 139,497.36/x
  3. Step 3: Cross multiply
    212,222.94x = 292,667.43 × 139,497.36
  4. Step 4: Simplify right side
    212,222.94x = 40,826,333,842.98
  5. Step 5: Solve for x
    x = 40,826,333,842.98/212,222.94
  6. Step 6: Final answer
    x = 192,374.74

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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.