Home / 135,256.38-202,752.71-56,393.16

Finding the Fourth Proportional to 135,256.38, 202,752.71 and 56,393.16

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Solution

The fourth proportional to 135,256.38, 202,752.71 and 56,393.16 is: 84,534.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,256.38 : 202,752.71 = 56,393.16 : x
  2. Step 2: Convert to fraction form
    135,256.38/202,752.71 = 56,393.16/x
  3. Step 3: Cross multiply
    135,256.38x = 202,752.71 × 56,393.16
  4. Step 4: Simplify right side
    135,256.38x = 11,433,866,015.46
  5. Step 5: Solve for x
    x = 11,433,866,015.46/135,256.38
  6. Step 6: Final answer
    x = 84,534.76

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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.