Home / 104,409.91-144,085.75-56,663.24

Finding the Fourth Proportional to 104,409.91, 144,085.75 and 56,663.24

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Solution

The fourth proportional to 104,409.91, 144,085.75 and 56,663.24 is: 78,195.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,409.91 : 144,085.75 = 56,663.24 : x
  2. Step 2: Convert to fraction form
    104,409.91/144,085.75 = 56,663.24/x
  3. Step 3: Cross multiply
    104,409.91x = 144,085.75 × 56,663.24
  4. Step 4: Simplify right side
    104,409.91x = 8,164,365,651.39
  5. Step 5: Solve for x
    x = 8,164,365,651.39/104,409.91
  6. Step 6: Final answer
    x = 78,195.32

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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.