Home / 314,159.13-471,083.01-111,724.89

Finding the Fourth Proportional to 314,159.13, 471,083.01 and 111,724.89

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Solution

The fourth proportional to 314,159.13, 471,083.01 and 111,724.89 is: 167,531.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,159.13 : 471,083.01 = 111,724.89 : x
  2. Step 2: Convert to fraction form
    314,159.13/471,083.01 = 111,724.89/x
  3. Step 3: Cross multiply
    314,159.13x = 471,083.01 × 111,724.89
  4. Step 4: Simplify right side
    314,159.13x = 52,631,697,473.12
  5. Step 5: Solve for x
    x = 52,631,697,473.12/314,159.13
  6. Step 6: Final answer
    x = 167,531.97

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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.