Home / 207,309.22-310,965.56-57,561.19

Finding the Fourth Proportional to 207,309.22, 310,965.56 and 57,561.19

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Solution

The fourth proportional to 207,309.22, 310,965.56 and 57,561.19 is: 86,342.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,309.22 : 310,965.56 = 57,561.19 : x
  2. Step 2: Convert to fraction form
    207,309.22/310,965.56 = 57,561.19/x
  3. Step 3: Cross multiply
    207,309.22x = 310,965.56 × 57,561.19
  4. Step 4: Simplify right side
    207,309.22x = 17,899,545,839.98
  5. Step 5: Solve for x
    x = 17,899,545,839.98/207,309.22
  6. Step 6: Final answer
    x = 86,342.26

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1.5x scale

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.