Home / 104,801.04-144,624.60-57,054.24

Finding the Fourth Proportional to 104,801.04, 144,624.60 and 57,054.24

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Solution

The fourth proportional to 104,801.04, 144,624.60 and 57,054.24 is: 78,734.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,801.04 : 144,624.60 = 57,054.24 : x
  2. Step 2: Convert to fraction form
    104,801.04/144,624.60 = 57,054.24/x
  3. Step 3: Cross multiply
    104,801.04x = 144,624.60 × 57,054.24
  4. Step 4: Simplify right side
    104,801.04x = 8,251,446,638.30
  5. Step 5: Solve for x
    x = 8,251,446,638.30/104,801.04
  6. Step 6: Final answer
    x = 78,734.40

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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.