Home / 152,507.36-228,791.61-52,671.21

Finding the Fourth Proportional to 152,507.36, 228,791.61 and 52,671.21

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Solution

The fourth proportional to 152,507.36, 228,791.61 and 52,671.21 is: 79,017.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,507.36 : 228,791.61 = 52,671.21 : x
  2. Step 2: Convert to fraction form
    152,507.36/228,791.61 = 52,671.21/x
  3. Step 3: Cross multiply
    152,507.36x = 228,791.61 × 52,671.21
  4. Step 4: Simplify right side
    152,507.36x = 12,050,730,936.55
  5. Step 5: Solve for x
    x = 12,050,730,936.55/152,507.36
  6. Step 6: Final answer
    x = 79,017.38

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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.