Home / 163,890.26-245,894.31-57,289.82

Finding the Fourth Proportional to 163,890.26, 245,894.31 and 57,289.82

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Solution

The fourth proportional to 163,890.26, 245,894.31 and 57,289.82 is: 85,955.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,890.26 : 245,894.31 = 57,289.82 : x
  2. Step 2: Convert to fraction form
    163,890.26/245,894.31 = 57,289.82/x
  3. Step 3: Cross multiply
    163,890.26x = 245,894.31 × 57,289.82
  4. Step 4: Simplify right side
    163,890.26x = 14,087,240,758.92
  5. Step 5: Solve for x
    x = 14,087,240,758.92/163,890.26
  6. Step 6: Final answer
    x = 85,955.33

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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.