Home / 104,772.63-144,586.23-57,026.34

Finding the Fourth Proportional to 104,772.63, 144,586.23 and 57,026.34

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Solution

The fourth proportional to 104,772.63, 144,586.23 and 57,026.34 is: 78,696.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,772.63 : 144,586.23 = 57,026.34 : x
  2. Step 2: Convert to fraction form
    104,772.63/144,586.23 = 57,026.34/x
  3. Step 3: Cross multiply
    104,772.63x = 144,586.23 × 57,026.34
  4. Step 4: Simplify right side
    104,772.63x = 8,245,223,511.30
  5. Step 5: Solve for x
    x = 8,245,223,511.30/104,772.63
  6. Step 6: Final answer
    x = 78,696.35

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1.5x scale

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.