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Finding the Fourth Proportional to 64,254.90, 96,267.80 and 54,798.98

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Solution

The fourth proportional to 64,254.90, 96,267.80 and 54,798.98 is: 82,100.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,254.90 : 96,267.80 = 54,798.98 : x
  2. Step 2: Convert to fraction form
    64,254.90/96,267.80 = 54,798.98/x
  3. Step 3: Cross multiply
    64,254.90x = 96,267.80 × 54,798.98
  4. Step 4: Simplify right side
    64,254.90x = 5,275,377,246.84
  5. Step 5: Solve for x
    x = 5,275,377,246.84/64,254.90
  6. Step 6: Final answer
    x = 82,100.78

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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.