Home / 64,371.16-88,862.67-42,896.64

Finding the Fourth Proportional to 64,371.16, 88,862.67 and 42,896.64

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Solution

The fourth proportional to 64,371.16, 88,862.67 and 42,896.64 is: 59,217.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,371.16 : 88,862.67 = 42,896.64 : x
  2. Step 2: Convert to fraction form
    64,371.16/88,862.67 = 42,896.64/x
  3. Step 3: Cross multiply
    64,371.16x = 88,862.67 × 42,896.64
  4. Step 4: Simplify right side
    64,371.16x = 3,811,909,797.81
  5. Step 5: Solve for x
    x = 3,811,909,797.81/64,371.16
  6. Step 6: Final answer
    x = 59,217.67

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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.