Home / 104,114.20-143,675.86-56,367.16

Finding the Fourth Proportional to 104,114.20, 143,675.86 and 56,367.16

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Solution

The fourth proportional to 104,114.20, 143,675.86 and 56,367.16 is: 77,785.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,114.20 : 143,675.86 = 56,367.16 : x
  2. Step 2: Convert to fraction form
    104,114.20/143,675.86 = 56,367.16/x
  3. Step 3: Cross multiply
    104,114.20x = 143,675.86 × 56,367.16
  4. Step 4: Simplify right side
    104,114.20x = 8,098,600,188.76
  5. Step 5: Solve for x
    x = 8,098,600,188.76/104,114.20
  6. Step 6: Final answer
    x = 77,785.74

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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.