Home / 272,656.05-376,261.77-157,950.33

Finding the Fourth Proportional to 272,656.05, 376,261.77 and 157,950.33

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Solution

The fourth proportional to 272,656.05, 376,261.77 and 157,950.33 is: 217,969.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,656.05 : 376,261.77 = 157,950.33 : x
  2. Step 2: Convert to fraction form
    272,656.05/376,261.77 = 157,950.33/x
  3. Step 3: Cross multiply
    272,656.05x = 376,261.77 × 157,950.33
  4. Step 4: Simplify right side
    272,656.05x = 59,430,670,737.88
  5. Step 5: Solve for x
    x = 59,430,670,737.88/272,656.05
  6. Step 6: Final answer
    x = 217,969.38

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1.5x scale

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.