Home / 134,794.72-186,015.52-74,365.89

Finding the Fourth Proportional to 134,794.72, 186,015.52 and 74,365.89

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Solution

The fourth proportional to 134,794.72, 186,015.52 and 74,365.89 is: 102,624.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,794.72 : 186,015.52 = 74,365.89 : x
  2. Step 2: Convert to fraction form
    134,794.72/186,015.52 = 74,365.89/x
  3. Step 3: Cross multiply
    134,794.72x = 186,015.52 × 74,365.89
  4. Step 4: Simplify right side
    134,794.72x = 13,833,209,698.61
  5. Step 5: Solve for x
    x = 13,833,209,698.61/134,794.72
  6. Step 6: Final answer
    x = 102,624.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.