Home / 56,537.73-78,022.06-31,387.23

Finding the Fourth Proportional to 56,537.73, 78,022.06 and 31,387.23

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Solution

The fourth proportional to 56,537.73, 78,022.06 and 31,387.23 is: 43,314.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,537.73 : 78,022.06 = 31,387.23 : x
  2. Step 2: Convert to fraction form
    56,537.73/78,022.06 = 31,387.23/x
  3. Step 3: Cross multiply
    56,537.73x = 78,022.06 × 31,387.23
  4. Step 4: Simplify right side
    56,537.73x = 2,448,896,263.83
  5. Step 5: Solve for x
    x = 2,448,896,263.83/56,537.73
  6. Step 6: Final answer
    x = 43,314.37

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1.5x scale

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.