Home / 102,947.02-154,408.11-46,727.44

Finding the Fourth Proportional to 102,947.02, 154,408.11 and 46,727.44

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Solution

The fourth proportional to 102,947.02, 154,408.11 and 46,727.44 is: 70,085.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,947.02 : 154,408.11 = 46,727.44 : x
  2. Step 2: Convert to fraction form
    102,947.02/154,408.11 = 46,727.44/x
  3. Step 3: Cross multiply
    102,947.02x = 154,408.11 × 46,727.44
  4. Step 4: Simplify right side
    102,947.02x = 7,215,095,695.54
  5. Step 5: Solve for x
    x = 7,215,095,695.54/102,947.02
  6. Step 6: Final answer
    x = 70,085.52

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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.