Home / 56,740.58-78,262.17-49,173.62

Finding the Fourth Proportional to 56,740.58, 78,262.17 and 49,173.62

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Solution

The fourth proportional to 56,740.58, 78,262.17 and 49,173.62 is: 67,825.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,740.58 : 78,262.17 = 49,173.62 : x
  2. Step 2: Convert to fraction form
    56,740.58/78,262.17 = 49,173.62/x
  3. Step 3: Cross multiply
    56,740.58x = 78,262.17 × 49,173.62
  4. Step 4: Simplify right side
    56,740.58x = 3,848,434,207.96
  5. Step 5: Solve for x
    x = 3,848,434,207.96/56,740.58
  6. Step 6: Final answer
    x = 67,825.08

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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.