Home / 165,329.04-248,078.90-70,533.78

Finding the Fourth Proportional to 165,329.04, 248,078.90 and 70,533.78

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Solution

The fourth proportional to 165,329.04, 248,078.90 and 70,533.78 is: 105,837.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,329.04 : 248,078.90 = 70,533.78 : x
  2. Step 2: Convert to fraction form
    165,329.04/248,078.90 = 70,533.78/x
  3. Step 3: Cross multiply
    165,329.04x = 248,078.90 × 70,533.78
  4. Step 4: Simplify right side
    165,329.04x = 17,497,942,731.58
  5. Step 5: Solve for x
    x = 17,497,942,731.58/165,329.04
  6. Step 6: Final answer
    x = 105,837.08

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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.