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Finding the Fourth Proportional to 152,253.90, 228,249.63 and 73,259.46

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Solution

The fourth proportional to 152,253.90, 228,249.63 and 73,259.46 is: 109,826.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,253.90 : 228,249.63 = 73,259.46 : x
  2. Step 2: Convert to fraction form
    152,253.90/228,249.63 = 73,259.46/x
  3. Step 3: Cross multiply
    152,253.90x = 228,249.63 × 73,259.46
  4. Step 4: Simplify right side
    152,253.90x = 16,721,444,639.00
  5. Step 5: Solve for x
    x = 16,721,444,639.00/152,253.90
  6. Step 6: Final answer
    x = 109,826.05

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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.