Home / 104,931.94-144,801.87-57,184.27

Finding the Fourth Proportional to 104,931.94, 144,801.87 and 57,184.27

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Solution

The fourth proportional to 104,931.94, 144,801.87 and 57,184.27 is: 78,912.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,931.94 : 144,801.87 = 57,184.27 : x
  2. Step 2: Convert to fraction form
    104,931.94/144,801.87 = 57,184.27/x
  3. Step 3: Cross multiply
    104,931.94x = 144,801.87 × 57,184.27
  4. Step 4: Simplify right side
    104,931.94x = 8,280,389,230.58
  5. Step 5: Solve for x
    x = 8,280,389,230.58/104,931.94
  6. Step 6: Final answer
    x = 78,912.00

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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.