Home / 97,752.12-146,376.85-67,723.60

Finding the Fourth Proportional to 97,752.12, 146,376.85 and 67,723.60

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Solution

The fourth proportional to 97,752.12, 146,376.85 and 67,723.60 is: 101,411.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,752.12 : 146,376.85 = 67,723.60 : x
  2. Step 2: Convert to fraction form
    97,752.12/146,376.85 = 67,723.60/x
  3. Step 3: Cross multiply
    97,752.12x = 146,376.85 × 67,723.60
  4. Step 4: Simplify right side
    97,752.12x = 9,913,167,238.66
  5. Step 5: Solve for x
    x = 9,913,167,238.66/97,752.12
  6. Step 6: Final answer
    x = 101,411.28

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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.