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Finding the Fourth Proportional to 92,339.70, 127,430.27 and 52,055.43

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Solution

The fourth proportional to 92,339.70, 127,430.27 and 52,055.43 is: 71,837.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,339.70 : 127,430.27 = 52,055.43 : x
  2. Step 2: Convert to fraction form
    92,339.70/127,430.27 = 52,055.43/x
  3. Step 3: Cross multiply
    92,339.70x = 127,430.27 × 52,055.43
  4. Step 4: Simplify right side
    92,339.70x = 6,633,437,499.87
  5. Step 5: Solve for x
    x = 6,633,437,499.87/92,339.70
  6. Step 6: Final answer
    x = 71,837.33

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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.