Home / 212,684.56-293,502.33-120,803.20

Finding the Fourth Proportional to 212,684.56, 293,502.33 and 120,803.20

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Solution

The fourth proportional to 212,684.56, 293,502.33 and 120,803.20 is: 166,707.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,684.56 : 293,502.33 = 120,803.20 : x
  2. Step 2: Convert to fraction form
    212,684.56/293,502.33 = 120,803.20/x
  3. Step 3: Cross multiply
    212,684.56x = 293,502.33 × 120,803.20
  4. Step 4: Simplify right side
    212,684.56x = 35,456,020,671.46
  5. Step 5: Solve for x
    x = 35,456,020,671.46/212,684.56
  6. Step 6: Final answer
    x = 166,707.07

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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.