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Finding the Fourth Proportional to 133,656.76, 199,931.08 and 101,825.98

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Solution

The fourth proportional to 133,656.76, 199,931.08 and 101,825.98 is: 152,316.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,656.76 : 199,931.08 = 101,825.98 : x
  2. Step 2: Convert to fraction form
    133,656.76/199,931.08 = 101,825.98/x
  3. Step 3: Cross multiply
    133,656.76x = 199,931.08 × 101,825.98
  4. Step 4: Simplify right side
    133,656.76x = 20,358,178,153.46
  5. Step 5: Solve for x
    x = 20,358,178,153.46/133,656.76
  6. Step 6: Final answer
    x = 152,316.86

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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.