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Finding the Fourth Proportional to 45,803.70, 69,017.57 and 37,666.02

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Solution

The fourth proportional to 45,803.70, 69,017.57 and 37,666.02 is: 56,755.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,803.70 : 69,017.57 = 37,666.02 : x
  2. Step 2: Convert to fraction form
    45,803.70/69,017.57 = 37,666.02/x
  3. Step 3: Cross multiply
    45,803.70x = 69,017.57 × 37,666.02
  4. Step 4: Simplify right side
    45,803.70x = 2,599,617,171.97
  5. Step 5: Solve for x
    x = 2,599,617,171.97/45,803.70
  6. Step 6: Final answer
    x = 56,755.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.