Home / 104,484.30-144,188.64-56,738.46

Finding the Fourth Proportional to 104,484.30, 144,188.64 and 56,738.46

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Solution

The fourth proportional to 104,484.30, 144,188.64 and 56,738.46 is: 78,299.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,484.30 : 144,188.64 = 56,738.46 : x
  2. Step 2: Convert to fraction form
    104,484.30/144,188.64 = 56,738.46/x
  3. Step 3: Cross multiply
    104,484.30x = 144,188.64 × 56,738.46
  4. Step 4: Simplify right side
    104,484.30x = 8,181,041,383.09
  5. Step 5: Solve for x
    x = 8,181,041,383.09/104,484.30
  6. Step 6: Final answer
    x = 78,299.24

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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.