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Finding the Fourth Proportional to 163,308.50, 244,962.75 and 52,500.50

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Solution

The fourth proportional to 163,308.50, 244,962.75 and 52,500.50 is: 78,750.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,308.50 : 244,962.75 = 52,500.50 : x
  2. Step 2: Convert to fraction form
    163,308.50/244,962.75 = 52,500.50/x
  3. Step 3: Cross multiply
    163,308.50x = 244,962.75 × 52,500.50
  4. Step 4: Simplify right side
    163,308.50x = 12,860,666,856.38
  5. Step 5: Solve for x
    x = 12,860,666,856.38/163,308.50
  6. Step 6: Final answer
    x = 78,750.75

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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.