Home / 104,875.48-144,738.62-64,037.36

Finding the Fourth Proportional to 104,875.48, 144,738.62 and 64,037.36

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Solution

The fourth proportional to 104,875.48, 144,738.62 and 64,037.36 is: 88,377.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,875.48 : 144,738.62 = 64,037.36 : x
  2. Step 2: Convert to fraction form
    104,875.48/144,738.62 = 64,037.36/x
  3. Step 3: Cross multiply
    104,875.48x = 144,738.62 × 64,037.36
  4. Step 4: Simplify right side
    104,875.48x = 9,268,679,169.67
  5. Step 5: Solve for x
    x = 9,268,679,169.67/104,875.48
  6. Step 6: Final answer
    x = 88,377.94

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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.