Home / 113,791.04-170,792.24-57,670.72

Finding the Fourth Proportional to 113,791.04, 170,792.24 and 57,670.72

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Solution

The fourth proportional to 113,791.04, 170,792.24 and 57,670.72 is: 86,559.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,791.04 : 170,792.24 = 57,670.72 : x
  2. Step 2: Convert to fraction form
    113,791.04/170,792.24 = 57,670.72/x
  3. Step 3: Cross multiply
    113,791.04x = 170,792.24 × 57,670.72
  4. Step 4: Simplify right side
    113,791.04x = 9,849,711,451.21
  5. Step 5: Solve for x
    x = 9,849,711,451.21/113,791.04
  6. Step 6: Final answer
    x = 86,559.64

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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.