Home / 212,302.31-293,108.09-146,112.75

Finding the Fourth Proportional to 212,302.31, 293,108.09 and 146,112.75

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Solution

The fourth proportional to 212,302.31, 293,108.09 and 146,112.75 is: 201,725.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,302.31 : 293,108.09 = 146,112.75 : x
  2. Step 2: Convert to fraction form
    212,302.31/293,108.09 = 146,112.75/x
  3. Step 3: Cross multiply
    212,302.31x = 293,108.09 × 146,112.75
  4. Step 4: Simplify right side
    212,302.31x = 42,826,828,346.58
  5. Step 5: Solve for x
    x = 42,826,828,346.58/212,302.31
  6. Step 6: Final answer
    x = 201,725.69

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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.