Home / 240,715.10-360,975.45-82,862.30

Finding the Fourth Proportional to 240,715.10, 360,975.45 and 82,862.30

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Solution

The fourth proportional to 240,715.10, 360,975.45 and 82,862.30 is: 124,259.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,715.10 : 360,975.45 = 82,862.30 : x
  2. Step 2: Convert to fraction form
    240,715.10/360,975.45 = 82,862.30/x
  3. Step 3: Cross multiply
    240,715.10x = 360,975.45 × 82,862.30
  4. Step 4: Simplify right side
    240,715.10x = 29,911,256,030.54
  5. Step 5: Solve for x
    x = 29,911,256,030.54/240,715.10
  6. Step 6: Final answer
    x = 124,259.99

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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.