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Finding the Fourth Proportional to 133,820.50, 200,808.51 and 59,948.50

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Solution

The fourth proportional to 133,820.50, 200,808.51 and 59,948.50 is: 89,957.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,820.50 : 200,808.51 = 59,948.50 : x
  2. Step 2: Convert to fraction form
    133,820.50/200,808.51 = 59,948.50/x
  3. Step 3: Cross multiply
    133,820.50x = 200,808.51 × 59,948.50
  4. Step 4: Simplify right side
    133,820.50x = 12,038,168,961.74
  5. Step 5: Solve for x
    x = 12,038,168,961.74/133,820.50
  6. Step 6: Final answer
    x = 89,957.58

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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.