Home / 272,652.20-376,250.82-153,397.16

Finding the Fourth Proportional to 272,652.20, 376,250.82 and 153,397.16

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Solution

The fourth proportional to 272,652.20, 376,250.82 and 153,397.16 is: 211,682.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,652.20 : 376,250.82 = 153,397.16 : x
  2. Step 2: Convert to fraction form
    272,652.20/376,250.82 = 153,397.16/x
  3. Step 3: Cross multiply
    272,652.20x = 376,250.82 × 153,397.16
  4. Step 4: Simplify right side
    272,652.20x = 57,715,807,235.67
  5. Step 5: Solve for x
    x = 57,715,807,235.67/272,652.20
  6. Step 6: Final answer
    x = 211,682.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.