Home / 52,146.34-77,548.64-50,485.58

Finding the Fourth Proportional to 52,146.34, 77,548.64 and 50,485.58

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Solution

The fourth proportional to 52,146.34, 77,548.64 and 50,485.58 is: 75,078.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,146.34 : 77,548.64 = 50,485.58 : x
  2. Step 2: Convert to fraction form
    52,146.34/77,548.64 = 50,485.58/x
  3. Step 3: Cross multiply
    52,146.34x = 77,548.64 × 50,485.58
  4. Step 4: Simplify right side
    52,146.34x = 3,915,088,068.61
  5. Step 5: Solve for x
    x = 3,915,088,068.61/52,146.34
  6. Step 6: Final answer
    x = 75,078.87

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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.