Home / 310,048.12-464,979.75-120,537.91

Finding the Fourth Proportional to 310,048.12, 464,979.75 and 120,537.91

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Solution

The fourth proportional to 310,048.12, 464,979.75 and 120,537.91 is: 180,770.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    310,048.12 : 464,979.75 = 120,537.91 : x
  2. Step 2: Convert to fraction form
    310,048.12/464,979.75 = 120,537.91/x
  3. Step 3: Cross multiply
    310,048.12x = 464,979.75 × 120,537.91
  4. Step 4: Simplify right side
    310,048.12x = 56,047,687,257.32
  5. Step 5: Solve for x
    x = 56,047,687,257.32/310,048.12
  6. Step 6: Final answer
    x = 180,770.93

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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.