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Finding the Fourth Proportional to 185,325.42, 277,988.13 and 45,082.83

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Solution

The fourth proportional to 185,325.42, 277,988.13 and 45,082.83 is: 67,624.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,325.42 : 277,988.13 = 45,082.83 : x
  2. Step 2: Convert to fraction form
    185,325.42/277,988.13 = 45,082.83/x
  3. Step 3: Cross multiply
    185,325.42x = 277,988.13 × 45,082.83
  4. Step 4: Simplify right side
    185,325.42x = 12,532,491,606.81
  5. Step 5: Solve for x
    x = 12,532,491,606.81/185,325.42
  6. Step 6: Final answer
    x = 67,624.25

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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.