Home / 74,248.84-111,351.39-57,627.64

Finding the Fourth Proportional to 74,248.84, 111,351.39 and 57,627.64

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Solution

The fourth proportional to 74,248.84, 111,351.39 and 57,627.64 is: 86,424.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,248.84 : 111,351.39 = 57,627.64 : x
  2. Step 2: Convert to fraction form
    74,248.84/111,351.39 = 57,627.64/x
  3. Step 3: Cross multiply
    74,248.84x = 111,351.39 × 57,627.64
  4. Step 4: Simplify right side
    74,248.84x = 6,416,917,816.42
  5. Step 5: Solve for x
    x = 6,416,917,816.42/74,248.84
  6. Step 6: Final answer
    x = 86,424.49

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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.