Home / 92,634.72-127,821.39-53,881.13

Finding the Fourth Proportional to 92,634.72, 127,821.39 and 53,881.13

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Solution

The fourth proportional to 92,634.72, 127,821.39 and 53,881.13 is: 74,347.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,634.72 : 127,821.39 = 53,881.13 : x
  2. Step 2: Convert to fraction form
    92,634.72/127,821.39 = 53,881.13/x
  3. Step 3: Cross multiply
    92,634.72x = 127,821.39 × 53,881.13
  4. Step 4: Simplify right side
    92,634.72x = 6,887,160,931.37
  5. Step 5: Solve for x
    x = 6,887,160,931.37/92,634.72
  6. Step 6: Final answer
    x = 74,347.51

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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.