Home / 77,470.63-116,278.84-38,056.03

Finding the Fourth Proportional to 77,470.63, 116,278.84 and 38,056.03

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Solution

The fourth proportional to 77,470.63, 116,278.84 and 38,056.03 is: 57,119.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,470.63 : 116,278.84 = 38,056.03 : x
  2. Step 2: Convert to fraction form
    77,470.63/116,278.84 = 38,056.03/x
  3. Step 3: Cross multiply
    77,470.63x = 116,278.84 × 38,056.03
  4. Step 4: Simplify right side
    77,470.63x = 4,425,110,780.28
  5. Step 5: Solve for x
    x = 4,425,110,780.28/77,470.63
  6. Step 6: Final answer
    x = 57,119.85

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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.