Home / 58,670.10-80,960.31-33,178.85

Finding the Fourth Proportional to 58,670.10, 80,960.31 and 33,178.85

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Solution

The fourth proportional to 58,670.10, 80,960.31 and 33,178.85 is: 45,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,670.10 : 80,960.31 = 33,178.85 : x
  2. Step 2: Convert to fraction form
    58,670.10/80,960.31 = 33,178.85/x
  3. Step 3: Cross multiply
    58,670.10x = 80,960.31 × 33,178.85
  4. Step 4: Simplify right side
    58,670.10x = 2,686,169,880.24
  5. Step 5: Solve for x
    x = 2,686,169,880.24/58,670.10
  6. Step 6: Final answer
    x = 45,784.31

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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.