Home / 84,447.24-116,539.40-50,915.40

Finding the Fourth Proportional to 84,447.24, 116,539.40 and 50,915.40

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Solution

The fourth proportional to 84,447.24, 116,539.40 and 50,915.40 is: 70,264.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,447.24 : 116,539.40 = 50,915.40 : x
  2. Step 2: Convert to fraction form
    84,447.24/116,539.40 = 50,915.40/x
  3. Step 3: Cross multiply
    84,447.24x = 116,539.40 × 50,915.40
  4. Step 4: Simplify right side
    84,447.24x = 5,933,650,166.76
  5. Step 5: Solve for x
    x = 5,933,650,166.76/84,447.24
  6. Step 6: Final answer
    x = 70,264.58

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1.5x scale

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.