Home / 115,905.30-173,857.95-96,222.30

Finding the Fourth Proportional to 115,905.30, 173,857.95 and 96,222.30

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Solution

The fourth proportional to 115,905.30, 173,857.95 and 96,222.30 is: 144,333.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,905.30 : 173,857.95 = 96,222.30 : x
  2. Step 2: Convert to fraction form
    115,905.30/173,857.95 = 96,222.30/x
  3. Step 3: Cross multiply
    115,905.30x = 173,857.95 × 96,222.30
  4. Step 4: Simplify right side
    115,905.30x = 16,729,011,822.29
  5. Step 5: Solve for x
    x = 16,729,011,822.29/115,905.30
  6. Step 6: Final answer
    x = 144,333.45

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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.