Home / 146,797.32-220,280.65-79,329.51

Finding the Fourth Proportional to 146,797.32, 220,280.65 and 79,329.51

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Solution

The fourth proportional to 146,797.32, 220,280.65 and 79,329.51 is: 119,040.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,797.32 : 220,280.65 = 79,329.51 : x
  2. Step 2: Convert to fraction form
    146,797.32/220,280.65 = 79,329.51/x
  3. Step 3: Cross multiply
    146,797.32x = 220,280.65 × 79,329.51
  4. Step 4: Simplify right side
    146,797.32x = 17,474,755,828.66
  5. Step 5: Solve for x
    x = 17,474,755,828.66/146,797.32
  6. Step 6: Final answer
    x = 119,040.02

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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.