Home / 52,360.21-78,541.13-49,701.79

Finding the Fourth Proportional to 52,360.21, 78,541.13 and 49,701.79

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Solution

The fourth proportional to 52,360.21, 78,541.13 and 49,701.79 is: 74,553.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,360.21 : 78,541.13 = 49,701.79 : x
  2. Step 2: Convert to fraction form
    52,360.21/78,541.13 = 49,701.79/x
  3. Step 3: Cross multiply
    52,360.21x = 78,541.13 × 49,701.79
  4. Step 4: Simplify right side
    52,360.21x = 3,903,634,749.62
  5. Step 5: Solve for x
    x = 3,903,634,749.62/52,360.21
  6. Step 6: Final answer
    x = 74,553.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.