Home / 119,946.78-166,226.74-118,255.50

Finding the Fourth Proportional to 119,946.78, 166,226.74 and 118,255.50

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Solution

The fourth proportional to 119,946.78, 166,226.74 and 118,255.50 is: 163,882.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,946.78 : 166,226.74 = 118,255.50 : x
  2. Step 2: Convert to fraction form
    119,946.78/166,226.74 = 118,255.50/x
  3. Step 3: Cross multiply
    119,946.78x = 166,226.74 × 118,255.50
  4. Step 4: Simplify right side
    119,946.78x = 19,657,225,956.43
  5. Step 5: Solve for x
    x = 19,657,225,956.43/119,946.78
  6. Step 6: Final answer
    x = 163,882.90

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.