Home / 84,813.02-117,037.40-47,084.84

Finding the Fourth Proportional to 84,813.02, 117,037.40 and 47,084.84

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Solution

The fourth proportional to 84,813.02, 117,037.40 and 47,084.84 is: 64,974.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,813.02 : 117,037.40 = 47,084.84 : x
  2. Step 2: Convert to fraction form
    84,813.02/117,037.40 = 47,084.84/x
  3. Step 3: Cross multiply
    84,813.02x = 117,037.40 × 47,084.84
  4. Step 4: Simplify right side
    84,813.02x = 5,510,687,868.47
  5. Step 5: Solve for x
    x = 5,510,687,868.47/84,813.02
  6. Step 6: Final answer
    x = 64,974.55

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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.