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Finding the Fourth Proportional to 45,037, 67,554.96 and 42,296.77

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Solution

The fourth proportional to 45,037, 67,554.96 and 42,296.77 is: 63,444.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,037 : 67,554.96 = 42,296.77 : x
  2. Step 2: Convert to fraction form
    45,037/67,554.96 = 42,296.77/x
  3. Step 3: Cross multiply
    45,037x = 67,554.96 × 42,296.77
  4. Step 4: Simplify right side
    45,037x = 2,857,356,605.48
  5. Step 5: Solve for x
    x = 2,857,356,605.48/45,037
  6. Step 6: Final answer
    x = 63,444.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.