Home / 122,465.28-183,260.16-95,988

Finding the Fourth Proportional to 122,465.28, 183,260.16 and 95,988

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Solution

The fourth proportional to 122,465.28, 183,260.16 and 95,988 is: 143,638.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,465.28 : 183,260.16 = 95,988 : x
  2. Step 2: Convert to fraction form
    122,465.28/183,260.16 = 95,988/x
  3. Step 3: Cross multiply
    122,465.28x = 183,260.16 × 95,988
  4. Step 4: Simplify right side
    122,465.28x = 17,590,776,238.08
  5. Step 5: Solve for x
    x = 17,590,776,238.08/122,465.28
  6. Step 6: Final answer
    x = 143,638.88

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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.