Home / 56,347.32-77,811.96-36,239.10

Finding the Fourth Proportional to 56,347.32, 77,811.96 and 36,239.10

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Solution

The fourth proportional to 56,347.32, 77,811.96 and 36,239.10 is: 50,043.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,347.32 : 77,811.96 = 36,239.10 : x
  2. Step 2: Convert to fraction form
    56,347.32/77,811.96 = 36,239.10/x
  3. Step 3: Cross multiply
    56,347.32x = 77,811.96 × 36,239.10
  4. Step 4: Simplify right side
    56,347.32x = 2,819,835,399.64
  5. Step 5: Solve for x
    x = 2,819,835,399.64/56,347.32
  6. Step 6: Final answer
    x = 50,043.82

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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.