Home / 251,878.49-377,965.36-180,724.45

Finding the Fourth Proportional to 251,878.49, 377,965.36 and 180,724.45

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Solution

The fourth proportional to 251,878.49, 377,965.36 and 180,724.45 is: 271,192.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,878.49 : 377,965.36 = 180,724.45 : x
  2. Step 2: Convert to fraction form
    251,878.49/377,965.36 = 180,724.45/x
  3. Step 3: Cross multiply
    251,878.49x = 377,965.36 × 180,724.45
  4. Step 4: Simplify right side
    251,878.49x = 68,307,582,303.02
  5. Step 5: Solve for x
    x = 68,307,582,303.02/251,878.49
  6. Step 6: Final answer
    x = 271,192.59

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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.