Home / 127,811.52-191,718.50-34,317.27

Finding the Fourth Proportional to 127,811.52, 191,718.50 and 34,317.27

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Solution

The fourth proportional to 127,811.52, 191,718.50 and 34,317.27 is: 51,476.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,811.52 : 191,718.50 = 34,317.27 : x
  2. Step 2: Convert to fraction form
    127,811.52/191,718.50 = 34,317.27/x
  3. Step 3: Cross multiply
    127,811.52x = 191,718.50 × 34,317.27
  4. Step 4: Simplify right side
    127,811.52x = 6,579,255,356.91
  5. Step 5: Solve for x
    x = 6,579,255,356.91/127,811.52
  6. Step 6: Final answer
    x = 51,476.23

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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.