Home / 56,069.51-77,372.01-31,544.01

Finding the Fourth Proportional to 56,069.51, 77,372.01 and 31,544.01

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Solution

The fourth proportional to 56,069.51, 77,372.01 and 31,544.01 is: 43,528.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,069.51 : 77,372.01 = 31,544.01 : x
  2. Step 2: Convert to fraction form
    56,069.51/77,372.01 = 31,544.01/x
  3. Step 3: Cross multiply
    56,069.51x = 77,372.01 × 31,544.01
  4. Step 4: Simplify right side
    56,069.51x = 2,440,623,457.16
  5. Step 5: Solve for x
    x = 2,440,623,457.16/56,069.51
  6. Step 6: Final answer
    x = 43,528.54

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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.