Home / 134,657.60-185,759.10-102,771.16

Finding the Fourth Proportional to 134,657.60, 185,759.10 and 102,771.16

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Solution

The fourth proportional to 134,657.60, 185,759.10 and 102,771.16 is: 141,772.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,657.60 : 185,759.10 = 102,771.16 : x
  2. Step 2: Convert to fraction form
    134,657.60/185,759.10 = 102,771.16/x
  3. Step 3: Cross multiply
    134,657.60x = 185,759.10 × 102,771.16
  4. Step 4: Simplify right side
    134,657.60x = 19,090,678,187.56
  5. Step 5: Solve for x
    x = 19,090,678,187.56/134,657.60
  6. Step 6: Final answer
    x = 141,772.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.