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Finding the Fourth Proportional to 113,900.01, 157,182.03 and 63,599.01

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Solution

The fourth proportional to 113,900.01, 157,182.03 and 63,599.01 is: 87,766.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,900.01 : 157,182.03 = 63,599.01 : x
  2. Step 2: Convert to fraction form
    113,900.01/157,182.03 = 63,599.01/x
  3. Step 3: Cross multiply
    113,900.01x = 157,182.03 × 63,599.01
  4. Step 4: Simplify right side
    113,900.01x = 9,996,621,497.79
  5. Step 5: Solve for x
    x = 9,996,621,497.79/113,900.01
  6. Step 6: Final answer
    x = 87,766.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.