Home / 212,845.94-293,422.21-167,445.07

Finding the Fourth Proportional to 212,845.94, 293,422.21 and 167,445.07

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Solution

The fourth proportional to 212,845.94, 293,422.21 and 167,445.07 is: 230,834.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,845.94 : 293,422.21 = 167,445.07 : x
  2. Step 2: Convert to fraction form
    212,845.94/293,422.21 = 167,445.07/x
  3. Step 3: Cross multiply
    212,845.94x = 293,422.21 × 167,445.07
  4. Step 4: Simplify right side
    212,845.94x = 49,132,102,441.17
  5. Step 5: Solve for x
    x = 49,132,102,441.17/212,845.94
  6. Step 6: Final answer
    x = 230,834.10

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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.