Home / 104,697.80-144,485.36-56,953.72

Finding the Fourth Proportional to 104,697.80, 144,485.36 and 56,953.72

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Solution

The fourth proportional to 104,697.80, 144,485.36 and 56,953.72 is: 78,597.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,697.80 : 144,485.36 = 56,953.72 : x
  2. Step 2: Convert to fraction form
    104,697.80/144,485.36 = 56,953.72/x
  3. Step 3: Cross multiply
    104,697.80x = 144,485.36 × 56,953.72
  4. Step 4: Simplify right side
    104,697.80x = 8,228,978,737.54
  5. Step 5: Solve for x
    x = 8,228,978,737.54/104,697.80
  6. Step 6: Final answer
    x = 78,597.44

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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.