Home / 116,498.16-174,466.96-66,426.45

Finding the Fourth Proportional to 116,498.16, 174,466.96 and 66,426.45

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Solution

The fourth proportional to 116,498.16, 174,466.96 and 66,426.45 is: 99,479.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,498.16 : 174,466.96 = 66,426.45 : x
  2. Step 2: Convert to fraction form
    116,498.16/174,466.96 = 66,426.45/x
  3. Step 3: Cross multiply
    116,498.16x = 174,466.96 × 66,426.45
  4. Step 4: Simplify right side
    116,498.16x = 11,589,220,795.09
  5. Step 5: Solve for x
    x = 11,589,220,795.09/116,498.16
  6. Step 6: Final answer
    x = 99,479.87

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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.