Home / 56,143.30-83,803.87-49,500.46

Finding the Fourth Proportional to 56,143.30, 83,803.87 and 49,500.46

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Solution

The fourth proportional to 56,143.30, 83,803.87 and 49,500.46 is: 73,888.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,143.30 : 83,803.87 = 49,500.46 : x
  2. Step 2: Convert to fraction form
    56,143.30/83,803.87 = 49,500.46/x
  3. Step 3: Cross multiply
    56,143.30x = 83,803.87 × 49,500.46
  4. Step 4: Simplify right side
    56,143.30x = 4,148,330,114.78
  5. Step 5: Solve for x
    x = 4,148,330,114.78/56,143.30
  6. Step 6: Final answer
    x = 73,888.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.