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Finding the Fourth Proportional to 134,602.10, 201,866.70 and 39,832.10

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Solution

The fourth proportional to 134,602.10, 201,866.70 and 39,832.10 is: 59,737.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,602.10 : 201,866.70 = 39,832.10 : x
  2. Step 2: Convert to fraction form
    134,602.10/201,866.70 = 39,832.10/x
  3. Step 3: Cross multiply
    134,602.10x = 201,866.70 × 39,832.10
  4. Step 4: Simplify right side
    134,602.10x = 8,040,774,581.07
  5. Step 5: Solve for x
    x = 8,040,774,581.07/134,602.10
  6. Step 6: Final answer
    x = 59,737.36

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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.