Home / 71,322.57-98,426.36-39,056.67

Finding the Fourth Proportional to 71,322.57, 98,426.36 and 39,056.67

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Solution

The fourth proportional to 71,322.57, 98,426.36 and 39,056.67 is: 53,898.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,322.57 : 98,426.36 = 39,056.67 : x
  2. Step 2: Convert to fraction form
    71,322.57/98,426.36 = 39,056.67/x
  3. Step 3: Cross multiply
    71,322.57x = 98,426.36 × 39,056.67
  4. Step 4: Simplify right side
    71,322.57x = 3,844,205,666.54
  5. Step 5: Solve for x
    x = 3,844,205,666.54/71,322.57
  6. Step 6: Final answer
    x = 53,898.87

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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.