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Finding the Fourth Proportional to 67,178.58, 92,744.84 and 44,548.32

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Solution

The fourth proportional to 67,178.58, 92,744.84 and 44,548.32 is: 61,502.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,178.58 : 92,744.84 = 44,548.32 : x
  2. Step 2: Convert to fraction form
    67,178.58/92,744.84 = 44,548.32/x
  3. Step 3: Cross multiply
    67,178.58x = 92,744.84 × 44,548.32
  4. Step 4: Simplify right side
    67,178.58x = 4,131,626,810.67
  5. Step 5: Solve for x
    x = 4,131,626,810.67/67,178.58
  6. Step 6: Final answer
    x = 61,502.15

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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.