Home / 104,276.25-143,900.37-56,528.37

Finding the Fourth Proportional to 104,276.25, 143,900.37 and 56,528.37

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Solution

The fourth proportional to 104,276.25, 143,900.37 and 56,528.37 is: 78,008.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,276.25 : 143,900.37 = 56,528.37 : x
  2. Step 2: Convert to fraction form
    104,276.25/143,900.37 = 56,528.37/x
  3. Step 3: Cross multiply
    104,276.25x = 143,900.37 × 56,528.37
  4. Step 4: Simplify right side
    104,276.25x = 8,134,453,358.50
  5. Step 5: Solve for x
    x = 8,134,453,358.50/104,276.25
  6. Step 6: Final answer
    x = 78,008.69

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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.