Home / 153,926.30-230,913.75-65,180.36

Finding the Fourth Proportional to 153,926.30, 230,913.75 and 65,180.36

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Solution

The fourth proportional to 153,926.30, 230,913.75 and 65,180.36 is: 97,780.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,926.30 : 230,913.75 = 65,180.36 : x
  2. Step 2: Convert to fraction form
    153,926.30/230,913.75 = 65,180.36/x
  3. Step 3: Cross multiply
    153,926.30x = 230,913.75 × 65,180.36
  4. Step 4: Simplify right side
    153,926.30x = 15,051,041,353.95
  5. Step 5: Solve for x
    x = 15,051,041,353.95/153,926.30
  6. Step 6: Final answer
    x = 97,780.83

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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.