Home / 112,813.48-169,142.46-53,599.24

Finding the Fourth Proportional to 112,813.48, 169,142.46 and 53,599.24

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Solution

The fourth proportional to 112,813.48, 169,142.46 and 53,599.24 is: 80,361.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,813.48 : 169,142.46 = 53,599.24 : x
  2. Step 2: Convert to fraction form
    112,813.48/169,142.46 = 53,599.24/x
  3. Step 3: Cross multiply
    112,813.48x = 169,142.46 × 53,599.24
  4. Step 4: Simplify right side
    112,813.48x = 9,065,907,307.73
  5. Step 5: Solve for x
    x = 9,065,907,307.73/112,813.48
  6. Step 6: Final answer
    x = 80,361.92

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1.5x scale

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.