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Finding the Fourth Proportional to 248,282.01, 372,426.47 and 70,789.01

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Solution

The fourth proportional to 248,282.01, 372,426.47 and 70,789.01 is: 106,184.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,282.01 : 372,426.47 = 70,789.01 : x
  2. Step 2: Convert to fraction form
    248,282.01/372,426.47 = 70,789.01/x
  3. Step 3: Cross multiply
    248,282.01x = 372,426.47 × 70,789.01
  4. Step 4: Simplify right side
    248,282.01x = 26,363,702,217.13
  5. Step 5: Solve for x
    x = 26,363,702,217.13/248,282.01
  6. Step 6: Final answer
    x = 106,184.50

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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.