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Finding the Fourth Proportional to 92,353, 127,459.62 and 52,075

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Solution

The fourth proportional to 92,353, 127,459.62 and 52,075 is: 71,870.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,353 : 127,459.62 = 52,075 : x
  2. Step 2: Convert to fraction form
    92,353/127,459.62 = 52,075/x
  3. Step 3: Cross multiply
    92,353x = 127,459.62 × 52,075
  4. Step 4: Simplify right side
    92,353x = 6,637,459,711.50
  5. Step 5: Solve for x
    x = 6,637,459,711.50/92,353
  6. Step 6: Final answer
    x = 71,870.54

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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.