Home / 163,947.59-245,930.16-51,636.56

Finding the Fourth Proportional to 163,947.59, 245,930.16 and 51,636.56

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Solution

The fourth proportional to 163,947.59, 245,930.16 and 51,636.56 is: 77,457.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,947.59 : 245,930.16 = 51,636.56 : x
  2. Step 2: Convert to fraction form
    163,947.59/245,930.16 = 51,636.56/x
  3. Step 3: Cross multiply
    163,947.59x = 245,930.16 × 51,636.56
  4. Step 4: Simplify right side
    163,947.59x = 12,698,987,462.65
  5. Step 5: Solve for x
    x = 12,698,987,462.65/163,947.59
  6. Step 6: Final answer
    x = 77,457.60

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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.