Home / 94,748.32-130,762.31-54,463.78

Finding the Fourth Proportional to 94,748.32, 130,762.31 and 54,463.78

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Solution

The fourth proportional to 94,748.32, 130,762.31 and 54,463.78 is: 75,165.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,748.32 : 130,762.31 = 54,463.78 : x
  2. Step 2: Convert to fraction form
    94,748.32/130,762.31 = 54,463.78/x
  3. Step 3: Cross multiply
    94,748.32x = 130,762.31 × 54,463.78
  4. Step 4: Simplify right side
    94,748.32x = 7,121,809,684.13
  5. Step 5: Solve for x
    x = 7,121,809,684.13/94,748.32
  6. Step 6: Final answer
    x = 75,165.55

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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.