Home / 142,396.22-196,462.39-94,657.66

Finding the Fourth Proportional to 142,396.22, 196,462.39 and 94,657.66

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Solution

The fourth proportional to 142,396.22, 196,462.39 and 94,657.66 is: 130,598.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,396.22 : 196,462.39 = 94,657.66 : x
  2. Step 2: Convert to fraction form
    142,396.22/196,462.39 = 94,657.66/x
  3. Step 3: Cross multiply
    142,396.22x = 196,462.39 × 94,657.66
  4. Step 4: Simplify right side
    142,396.22x = 18,596,670,115.41
  5. Step 5: Solve for x
    x = 18,596,670,115.41/142,396.22
  6. Step 6: Final answer
    x = 130,598.06

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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.