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Finding the Fourth Proportional to 85,034.81, 127,473.35 and 37,624.70

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Solution

The fourth proportional to 85,034.81, 127,473.35 and 37,624.70 is: 56,402.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,034.81 : 127,473.35 = 37,624.70 : x
  2. Step 2: Convert to fraction form
    85,034.81/127,473.35 = 37,624.70/x
  3. Step 3: Cross multiply
    85,034.81x = 127,473.35 × 37,624.70
  4. Step 4: Simplify right side
    85,034.81x = 4,796,146,682.30
  5. Step 5: Solve for x
    x = 4,796,146,682.30/85,034.81
  6. Step 6: Final answer
    x = 56,402.16

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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.