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Finding the Fourth Proportional to 134,377.57, 201,441.57 and 59,457.70

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Solution

The fourth proportional to 134,377.57, 201,441.57 and 59,457.70 is: 89,131.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,377.57 : 201,441.57 = 59,457.70 : x
  2. Step 2: Convert to fraction form
    134,377.57/201,441.57 = 59,457.70/x
  3. Step 3: Cross multiply
    134,377.57x = 201,441.57 × 59,457.70
  4. Step 4: Simplify right side
    134,377.57x = 11,977,252,436.59
  5. Step 5: Solve for x
    x = 11,977,252,436.59/134,377.57
  6. Step 6: Final answer
    x = 89,131.34

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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.