Home / 212,292.12-293,084.01-140,768.73

Finding the Fourth Proportional to 212,292.12, 293,084.01 and 140,768.73

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Solution

The fourth proportional to 212,292.12, 293,084.01 and 140,768.73 is: 194,341.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,292.12 : 293,084.01 = 140,768.73 : x
  2. Step 2: Convert to fraction form
    212,292.12/293,084.01 = 140,768.73/x
  3. Step 3: Cross multiply
    212,292.12x = 293,084.01 × 140,768.73
  4. Step 4: Simplify right side
    212,292.12x = 41,257,063,871.01
  5. Step 5: Solve for x
    x = 41,257,063,871.01/212,292.12
  6. Step 6: Final answer
    x = 194,341.00

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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.