Home / 104,911.00-144,776.57-57,164.20

Finding the Fourth Proportional to 104,911.00, 144,776.57 and 57,164.20

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Solution

The fourth proportional to 104,911.00, 144,776.57 and 57,164.20 is: 78,886.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,911.00 : 144,776.57 = 57,164.20 : x
  2. Step 2: Convert to fraction form
    104,911.00/144,776.57 = 57,164.20/x
  3. Step 3: Cross multiply
    104,911.00x = 144,776.57 × 57,164.20
  4. Step 4: Simplify right side
    104,911.00x = 8,276,036,155.03
  5. Step 5: Solve for x
    x = 8,276,036,155.03/104,911.00
  6. Step 6: Final answer
    x = 78,886.26

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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.