Home / 113,598.06-170,428.70-49,561.81

Finding the Fourth Proportional to 113,598.06, 170,428.70 and 49,561.81

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Solution

The fourth proportional to 113,598.06, 170,428.70 and 49,561.81 is: 74,356.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,598.06 : 170,428.70 = 49,561.81 : x
  2. Step 2: Convert to fraction form
    113,598.06/170,428.70 = 49,561.81/x
  3. Step 3: Cross multiply
    113,598.06x = 170,428.70 × 49,561.81
  4. Step 4: Simplify right side
    113,598.06x = 8,446,754,847.95
  5. Step 5: Solve for x
    x = 8,446,754,847.95/113,598.06
  6. Step 6: Final answer
    x = 74,356.51

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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.