Home / 104,728.70-157,093.05-93,356.30

Finding the Fourth Proportional to 104,728.70, 157,093.05 and 93,356.30

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Solution

The fourth proportional to 104,728.70, 157,093.05 and 93,356.30 is: 140,034.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,728.70 : 157,093.05 = 93,356.30 : x
  2. Step 2: Convert to fraction form
    104,728.70/157,093.05 = 93,356.30/x
  3. Step 3: Cross multiply
    104,728.70x = 157,093.05 × 93,356.30
  4. Step 4: Simplify right side
    104,728.70x = 14,665,625,903.72
  5. Step 5: Solve for x
    x = 14,665,625,903.72/104,728.70
  6. Step 6: Final answer
    x = 140,034.45

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1.5x scale

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.