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Finding the Fourth Proportional to 45,271.70, 67,602.65 and 36,967.94

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Solution

The fourth proportional to 45,271.70, 67,602.65 and 36,967.94 is: 55,202.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,271.70 : 67,602.65 = 36,967.94 : x
  2. Step 2: Convert to fraction form
    45,271.70/67,602.65 = 36,967.94/x
  3. Step 3: Cross multiply
    45,271.70x = 67,602.65 × 36,967.94
  4. Step 4: Simplify right side
    45,271.70x = 2,499,130,709.04
  5. Step 5: Solve for x
    x = 2,499,130,709.04/45,271.70
  6. Step 6: Final answer
    x = 55,202.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.