Home / 133,655.76-199,929.58-101,824.98

Finding the Fourth Proportional to 133,655.76, 199,929.58 and 101,824.98

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Solution

The fourth proportional to 133,655.76, 199,929.58 and 101,824.98 is: 152,315.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,655.76 : 199,929.58 = 101,824.98 : x
  2. Step 2: Convert to fraction form
    133,655.76/199,929.58 = 101,824.98/x
  3. Step 3: Cross multiply
    133,655.76x = 199,929.58 × 101,824.98
  4. Step 4: Simplify right side
    133,655.76x = 20,357,825,484.91
  5. Step 5: Solve for x
    x = 20,357,825,484.91/133,655.76
  6. Step 6: Final answer
    x = 152,315.36

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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.