Home / 56,315.16-77,683.79-36,175.02

Finding the Fourth Proportional to 56,315.16, 77,683.79 and 36,175.02

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Solution

The fourth proportional to 56,315.16, 77,683.79 and 36,175.02 is: 49,901.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,315.16 : 77,683.79 = 36,175.02 : x
  2. Step 2: Convert to fraction form
    56,315.16/77,683.79 = 36,175.02/x
  3. Step 3: Cross multiply
    56,315.16x = 77,683.79 × 36,175.02
  4. Step 4: Simplify right side
    56,315.16x = 2,810,212,456.05
  5. Step 5: Solve for x
    x = 2,810,212,456.05/56,315.16
  6. Step 6: Final answer
    x = 49,901.53

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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.