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Finding the Fourth Proportional to 88,984.61, 122,798.48 and 48,698.70

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Solution

The fourth proportional to 88,984.61, 122,798.48 and 48,698.70 is: 67,204.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,984.61 : 122,798.48 = 48,698.70 : x
  2. Step 2: Convert to fraction form
    88,984.61/122,798.48 = 48,698.70/x
  3. Step 3: Cross multiply
    88,984.61x = 122,798.48 × 48,698.70
  4. Step 4: Simplify right side
    88,984.61x = 5,980,126,094.48
  5. Step 5: Solve for x
    x = 5,980,126,094.48/88,984.61
  6. Step 6: Final answer
    x = 67,204.05

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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.