Home / 251,438.28-377,077.20-82,927.08

Finding the Fourth Proportional to 251,438.28, 377,077.20 and 82,927.08

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Solution

The fourth proportional to 251,438.28, 377,077.20 and 82,927.08 is: 124,364.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,438.28 : 377,077.20 = 82,927.08 : x
  2. Step 2: Convert to fraction form
    251,438.28/377,077.20 = 82,927.08/x
  3. Step 3: Cross multiply
    251,438.28x = 377,077.20 × 82,927.08
  4. Step 4: Simplify right side
    251,438.28x = 31,269,911,130.58
  5. Step 5: Solve for x
    x = 31,269,911,130.58/251,438.28
  6. Step 6: Final answer
    x = 124,364.16

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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.