Home / 105,313.23-157,994.90-34,236.18

Finding the Fourth Proportional to 105,313.23, 157,994.90 and 34,236.18

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Solution

The fourth proportional to 105,313.23, 157,994.90 and 34,236.18 is: 51,362.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,313.23 : 157,994.90 = 34,236.18 : x
  2. Step 2: Convert to fraction form
    105,313.23/157,994.90 = 34,236.18/x
  3. Step 3: Cross multiply
    105,313.23x = 157,994.90 × 34,236.18
  4. Step 4: Simplify right side
    105,313.23x = 5,409,141,664.30
  5. Step 5: Solve for x
    x = 5,409,141,664.30/105,313.23
  6. Step 6: Final answer
    x = 51,362.41

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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.