Home / 58,792.04-81,130.68-31,934

Finding the Fourth Proportional to 58,792.04, 81,130.68 and 31,934

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Solution

The fourth proportional to 58,792.04, 81,130.68 and 31,934 is: 44,067.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,792.04 : 81,130.68 = 31,934 : x
  2. Step 2: Convert to fraction form
    58,792.04/81,130.68 = 31,934/x
  3. Step 3: Cross multiply
    58,792.04x = 81,130.68 × 31,934
  4. Step 4: Simplify right side
    58,792.04x = 2,590,827,135.12
  5. Step 5: Solve for x
    x = 2,590,827,135.12/58,792.04
  6. Step 6: Final answer
    x = 44,067.65

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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.