Home / 68,682.19-94,688.36-58,717.67

Finding the Fourth Proportional to 68,682.19, 94,688.36 and 58,717.67

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Solution

The fourth proportional to 68,682.19, 94,688.36 and 58,717.67 is: 80,950.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,682.19 : 94,688.36 = 58,717.67 : x
  2. Step 2: Convert to fraction form
    68,682.19/94,688.36 = 58,717.67/x
  3. Step 3: Cross multiply
    68,682.19x = 94,688.36 × 58,717.67
  4. Step 4: Simplify right side
    68,682.19x = 5,559,879,875.32
  5. Step 5: Solve for x
    x = 5,559,879,875.32/68,682.19
  6. Step 6: Final answer
    x = 80,950.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.