Home / 56,559.52-78,039.76-34,203.04

Finding the Fourth Proportional to 56,559.52, 78,039.76 and 34,203.04

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Solution

The fourth proportional to 56,559.52, 78,039.76 and 34,203.04 is: 47,192.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,559.52 : 78,039.76 = 34,203.04 : x
  2. Step 2: Convert to fraction form
    56,559.52/78,039.76 = 34,203.04/x
  3. Step 3: Cross multiply
    56,559.52x = 78,039.76 × 34,203.04
  4. Step 4: Simplify right side
    56,559.52x = 2,669,197,032.87
  5. Step 5: Solve for x
    x = 2,669,197,032.87/56,559.52
  6. Step 6: Final answer
    x = 47,192.71

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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.