Home / 56,804.24-78,377.28-37,928

Finding the Fourth Proportional to 56,804.24, 78,377.28 and 37,928

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Solution

The fourth proportional to 56,804.24, 78,377.28 and 37,928 is: 52,332.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,804.24 : 78,377.28 = 37,928 : x
  2. Step 2: Convert to fraction form
    56,804.24/78,377.28 = 37,928/x
  3. Step 3: Cross multiply
    56,804.24x = 78,377.28 × 37,928
  4. Step 4: Simplify right side
    56,804.24x = 2,972,693,475.84
  5. Step 5: Solve for x
    x = 2,972,693,475.84/56,804.24
  6. Step 6: Final answer
    x = 52,332.25

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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.