Home / 146,171.04-219,323.52-79,511.28

Finding the Fourth Proportional to 146,171.04, 219,323.52 and 79,511.28

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Solution

The fourth proportional to 146,171.04, 219,323.52 and 79,511.28 is: 119,303.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,171.04 : 219,323.52 = 79,511.28 : x
  2. Step 2: Convert to fraction form
    146,171.04/219,323.52 = 79,511.28/x
  3. Step 3: Cross multiply
    146,171.04x = 219,323.52 × 79,511.28
  4. Step 4: Simplify right side
    146,171.04x = 17,438,693,809.31
  5. Step 5: Solve for x
    x = 17,438,693,809.31/146,171.04
  6. Step 6: Final answer
    x = 119,303.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.