Home / 134,172.63-185,320.62-97,816.50

Finding the Fourth Proportional to 134,172.63, 185,320.62 and 97,816.50

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Solution

The fourth proportional to 134,172.63, 185,320.62 and 97,816.50 is: 135,105.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,172.63 : 185,320.62 = 97,816.50 : x
  2. Step 2: Convert to fraction form
    134,172.63/185,320.62 = 97,816.50/x
  3. Step 3: Cross multiply
    134,172.63x = 185,320.62 × 97,816.50
  4. Step 4: Simplify right side
    134,172.63x = 18,127,414,426.23
  5. Step 5: Solve for x
    x = 18,127,414,426.23/134,172.63
  6. Step 6: Final answer
    x = 135,105.16

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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.