Home / 56,473.79-77,933.87-31,323.29

Finding the Fourth Proportional to 56,473.79, 77,933.87 and 31,323.29

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Solution

The fourth proportional to 56,473.79, 77,933.87 and 31,323.29 is: 43,226.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,473.79 : 77,933.87 = 31,323.29 : x
  2. Step 2: Convert to fraction form
    56,473.79/77,933.87 = 31,323.29/x
  3. Step 3: Cross multiply
    56,473.79x = 77,933.87 × 31,323.29
  4. Step 4: Simplify right side
    56,473.79x = 2,441,144,899.47
  5. Step 5: Solve for x
    x = 2,441,144,899.47/56,473.79
  6. Step 6: Final answer
    x = 43,226.16

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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.