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Finding the Fourth Proportional to 92,954.34, 128,276.65 and 52,675.77

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Solution

The fourth proportional to 92,954.34, 128,276.65 and 52,675.77 is: 72,692.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,954.34 : 128,276.65 = 52,675.77 : x
  2. Step 2: Convert to fraction form
    92,954.34/128,276.65 = 52,675.77/x
  3. Step 3: Cross multiply
    92,954.34x = 128,276.65 × 52,675.77
  4. Step 4: Simplify right side
    92,954.34x = 6,757,071,311.77
  5. Step 5: Solve for x
    x = 6,757,071,311.77/92,954.34
  6. Step 6: Final answer
    x = 72,692.37

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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.