Home / 272,847.54-376,479.63-151,985.82

Finding the Fourth Proportional to 272,847.54, 376,479.63 and 151,985.82

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Solution

The fourth proportional to 272,847.54, 376,479.63 and 151,985.82 is: 209,712.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,847.54 : 376,479.63 = 151,985.82 : x
  2. Step 2: Convert to fraction form
    272,847.54/376,479.63 = 151,985.82/x
  3. Step 3: Cross multiply
    272,847.54x = 376,479.63 × 151,985.82
  4. Step 4: Simplify right side
    272,847.54x = 57,219,565,278.85
  5. Step 5: Solve for x
    x = 57,219,565,278.85/272,847.54
  6. Step 6: Final answer
    x = 209,712.59

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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.