Home / 154,447.28-213,027.34-141,741.50

Finding the Fourth Proportional to 154,447.28, 213,027.34 and 141,741.50

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Solution

The fourth proportional to 154,447.28, 213,027.34 and 141,741.50 is: 195,502.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,447.28 : 213,027.34 = 141,741.50 : x
  2. Step 2: Convert to fraction form
    154,447.28/213,027.34 = 141,741.50/x
  3. Step 3: Cross multiply
    154,447.28x = 213,027.34 × 141,741.50
  4. Step 4: Simplify right side
    154,447.28x = 30,194,814,712.61
  5. Step 5: Solve for x
    x = 30,194,814,712.61/154,447.28
  6. Step 6: Final answer
    x = 195,502.41

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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.