Home / 109,873.26-151,628.15-62,133.89

Finding the Fourth Proportional to 109,873.26, 151,628.15 and 62,133.89

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Solution

The fourth proportional to 109,873.26, 151,628.15 and 62,133.89 is: 85,746.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,873.26 : 151,628.15 = 62,133.89 : x
  2. Step 2: Convert to fraction form
    109,873.26/151,628.15 = 62,133.89/x
  3. Step 3: Cross multiply
    109,873.26x = 151,628.15 × 62,133.89
  4. Step 4: Simplify right side
    109,873.26x = 9,421,246,190.20
  5. Step 5: Solve for x
    x = 9,421,246,190.20/109,873.26
  6. Step 6: Final answer
    x = 85,746.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.