Home / 96,719.67-133,482.74-54,278.37

Finding the Fourth Proportional to 96,719.67, 133,482.74 and 54,278.37

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Solution

The fourth proportional to 96,719.67, 133,482.74 and 54,278.37 is: 74,909.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,719.67 : 133,482.74 = 54,278.37 : x
  2. Step 2: Convert to fraction form
    96,719.67/133,482.74 = 54,278.37/x
  3. Step 3: Cross multiply
    96,719.67x = 133,482.74 × 54,278.37
  4. Step 4: Simplify right side
    96,719.67x = 7,245,225,278.94
  5. Step 5: Solve for x
    x = 7,245,225,278.94/96,719.67
  6. Step 6: Final answer
    x = 74,909.53

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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.