Home / 116,783.13-175,174.69-28,036.64

Finding the Fourth Proportional to 116,783.13, 175,174.69 and 28,036.64

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Solution

The fourth proportional to 116,783.13, 175,174.69 and 28,036.64 is: 42,054.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,783.13 : 175,174.69 = 28,036.64 : x
  2. Step 2: Convert to fraction form
    116,783.13/175,174.69 = 28,036.64/x
  3. Step 3: Cross multiply
    116,783.13x = 175,174.69 × 28,036.64
  4. Step 4: Simplify right side
    116,783.13x = 4,911,308,704.58
  5. Step 5: Solve for x
    x = 4,911,308,704.58/116,783.13
  6. Step 6: Final answer
    x = 42,054.95

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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.