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Finding the Fourth Proportional to 92,549, 127,707.82 and 52,260.32

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Solution

The fourth proportional to 92,549, 127,707.82 and 52,260.32 is: 72,113.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,549 : 127,707.82 = 52,260.32 : x
  2. Step 2: Convert to fraction form
    92,549/127,707.82 = 52,260.32/x
  3. Step 3: Cross multiply
    92,549x = 127,707.82 × 52,260.32
  4. Step 4: Simplify right side
    92,549x = 6,674,051,539.70
  5. Step 5: Solve for x
    x = 6,674,051,539.70/92,549
  6. Step 6: Final answer
    x = 72,113.71

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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.