Home / 134,470.24-185,567.40-74,039.62

Finding the Fourth Proportional to 134,470.24, 185,567.40 and 74,039.62

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Solution

The fourth proportional to 134,470.24, 185,567.40 and 74,039.62 is: 102,173.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,470.24 : 185,567.40 = 74,039.62 : x
  2. Step 2: Convert to fraction form
    134,470.24/185,567.40 = 74,039.62/x
  3. Step 3: Cross multiply
    134,470.24x = 185,567.40 × 74,039.62
  4. Step 4: Simplify right side
    134,470.24x = 13,739,339,780.39
  5. Step 5: Solve for x
    x = 13,739,339,780.39/134,470.24
  6. Step 6: Final answer
    x = 102,173.83

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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.