Home / 56,406.34-77,876.13-36,298.16

Finding the Fourth Proportional to 56,406.34, 77,876.13 and 36,298.16

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Solution

The fourth proportional to 56,406.34, 77,876.13 and 36,298.16 is: 50,114.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,406.34 : 77,876.13 = 36,298.16 : x
  2. Step 2: Convert to fraction form
    56,406.34/77,876.13 = 36,298.16/x
  3. Step 3: Cross multiply
    56,406.34x = 77,876.13 × 36,298.16
  4. Step 4: Simplify right side
    56,406.34x = 2,826,760,265.69
  5. Step 5: Solve for x
    x = 2,826,760,265.69/56,406.34
  6. Step 6: Final answer
    x = 50,114.23

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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.