Home / 163,946.59-245,928.66-51,635.56

Finding the Fourth Proportional to 163,946.59, 245,928.66 and 51,635.56

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Solution

The fourth proportional to 163,946.59, 245,928.66 and 51,635.56 is: 77,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,946.59 : 245,928.66 = 51,635.56 : x
  2. Step 2: Convert to fraction form
    163,946.59/245,928.66 = 51,635.56/x
  3. Step 3: Cross multiply
    163,946.59x = 245,928.66 × 51,635.56
  4. Step 4: Simplify right side
    163,946.59x = 12,698,664,079.15
  5. Step 5: Solve for x
    x = 12,698,664,079.15/163,946.59
  6. Step 6: Final answer
    x = 77,456.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.