Home / 104,610.96-144,364.61-56,864.30

Finding the Fourth Proportional to 104,610.96, 144,364.61 and 56,864.30

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Solution

The fourth proportional to 104,610.96, 144,364.61 and 56,864.30 is: 78,473.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,610.96 : 144,364.61 = 56,864.30 : x
  2. Step 2: Convert to fraction form
    104,610.96/144,364.61 = 56,864.30/x
  3. Step 3: Cross multiply
    104,610.96x = 144,364.61 × 56,864.30
  4. Step 4: Simplify right side
    104,610.96x = 8,209,191,912.76
  5. Step 5: Solve for x
    x = 8,209,191,912.76/104,610.96
  6. Step 6: Final answer
    x = 78,473.54

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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.