Home / 104,966.28-144,848.10-57,214.92

Finding the Fourth Proportional to 104,966.28, 144,848.10 and 57,214.92

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Solution

The fourth proportional to 104,966.28, 144,848.10 and 57,214.92 is: 78,953.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,966.28 : 144,848.10 = 57,214.92 : x
  2. Step 2: Convert to fraction form
    104,966.28/144,848.10 = 57,214.92/x
  3. Step 3: Cross multiply
    104,966.28x = 144,848.10 × 57,214.92
  4. Step 4: Simplify right side
    104,966.28x = 8,287,472,453.65
  5. Step 5: Solve for x
    x = 8,287,472,453.65/104,966.28
  6. Step 6: Final answer
    x = 78,953.66

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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.