Home / 113,639.04-170,536.32-58,273.92

Finding the Fourth Proportional to 113,639.04, 170,536.32 and 58,273.92

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Solution

The fourth proportional to 113,639.04, 170,536.32 and 58,273.92 is: 87,450.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,639.04 : 170,536.32 = 58,273.92 : x
  2. Step 2: Convert to fraction form
    113,639.04/170,536.32 = 58,273.92/x
  3. Step 3: Cross multiply
    113,639.04x = 170,536.32 × 58,273.92
  4. Step 4: Simplify right side
    113,639.04x = 9,937,819,868.77
  5. Step 5: Solve for x
    x = 9,937,819,868.77/113,639.04
  6. Step 6: Final answer
    x = 87,450.76

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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.