Home / 104,947.20-144,829.23-57,200.51

Finding the Fourth Proportional to 104,947.20, 144,829.23 and 57,200.51

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Solution

The fourth proportional to 104,947.20, 144,829.23 and 57,200.51 is: 78,937.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,947.20 : 144,829.23 = 57,200.51 : x
  2. Step 2: Convert to fraction form
    104,947.20/144,829.23 = 57,200.51/x
  3. Step 3: Cross multiply
    104,947.20x = 144,829.23 × 57,200.51
  4. Step 4: Simplify right side
    104,947.20x = 8,284,305,094.76
  5. Step 5: Solve for x
    x = 8,284,305,094.76/104,947.20
  6. Step 6: Final answer
    x = 78,937.84

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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.