Home / 119,415.03-163,724.76-117,282.69

Finding the Fourth Proportional to 119,415.03, 163,724.76 and 117,282.69

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Solution

The fourth proportional to 119,415.03, 163,724.76 and 117,282.69 is: 160,801.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,415.03 : 163,724.76 = 117,282.69 : x
  2. Step 2: Convert to fraction form
    119,415.03/163,724.76 = 117,282.69/x
  3. Step 3: Cross multiply
    119,415.03x = 163,724.76 × 117,282.69
  4. Step 4: Simplify right side
    119,415.03x = 19,202,080,272.40
  5. Step 5: Solve for x
    x = 19,202,080,272.40/119,415.03
  6. Step 6: Final answer
    x = 160,801.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.