Home / 82,862.24-114,350.32-45,136.48

Finding the Fourth Proportional to 82,862.24, 114,350.32 and 45,136.48

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Solution

The fourth proportional to 82,862.24, 114,350.32 and 45,136.48 is: 62,288.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,862.24 : 114,350.32 = 45,136.48 : x
  2. Step 2: Convert to fraction form
    82,862.24/114,350.32 = 45,136.48/x
  3. Step 3: Cross multiply
    82,862.24x = 114,350.32 × 45,136.48
  4. Step 4: Simplify right side
    82,862.24x = 5,161,370,931.67
  5. Step 5: Solve for x
    x = 5,161,370,931.67/82,862.24
  6. Step 6: Final answer
    x = 62,288.58

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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.