Home / 116,337.09-174,555.08-65,743.05

Finding the Fourth Proportional to 116,337.09, 174,555.08 and 65,743.05

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Solution

The fourth proportional to 116,337.09, 174,555.08 and 65,743.05 is: 98,642.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,337.09 : 174,555.08 = 65,743.05 : x
  2. Step 2: Convert to fraction form
    116,337.09/174,555.08 = 65,743.05/x
  3. Step 3: Cross multiply
    116,337.09x = 174,555.08 × 65,743.05
  4. Step 4: Simplify right side
    116,337.09x = 11,475,783,023.48
  5. Step 5: Solve for x
    x = 11,475,783,023.48/116,337.09
  6. Step 6: Final answer
    x = 98,642.51

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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.