Home / 134,858.40-202,314.60-40,088.40

Finding the Fourth Proportional to 134,858.40, 202,314.60 and 40,088.40

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Solution

The fourth proportional to 134,858.40, 202,314.60 and 40,088.40 is: 60,140.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,858.40 : 202,314.60 = 40,088.40 : x
  2. Step 2: Convert to fraction form
    134,858.40/202,314.60 = 40,088.40/x
  3. Step 3: Cross multiply
    134,858.40x = 202,314.60 × 40,088.40
  4. Step 4: Simplify right side
    134,858.40x = 8,110,468,610.64
  5. Step 5: Solve for x
    x = 8,110,468,610.64/134,858.40
  6. Step 6: Final answer
    x = 60,140.63

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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.