Home / 152,285.82-228,443.94-52,432.80

Finding the Fourth Proportional to 152,285.82, 228,443.94 and 52,432.80

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Solution

The fourth proportional to 152,285.82, 228,443.94 and 52,432.80 is: 78,654.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,285.82 : 228,443.94 = 52,432.80 : x
  2. Step 2: Convert to fraction form
    152,285.82/228,443.94 = 52,432.80/x
  3. Step 3: Cross multiply
    152,285.82x = 228,443.94 × 52,432.80
  4. Step 4: Simplify right side
    152,285.82x = 11,977,955,417.23
  5. Step 5: Solve for x
    x = 11,977,955,417.23/152,285.82
  6. Step 6: Final answer
    x = 78,654.44

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1.5x scale

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.