Home / 97,184.20-134,110.05-54,161.40

Finding the Fourth Proportional to 97,184.20, 134,110.05 and 54,161.40

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Solution

The fourth proportional to 97,184.20, 134,110.05 and 54,161.40 is: 74,740.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,184.20 : 134,110.05 = 54,161.40 : x
  2. Step 2: Convert to fraction form
    97,184.20/134,110.05 = 54,161.40/x
  3. Step 3: Cross multiply
    97,184.20x = 134,110.05 × 54,161.40
  4. Step 4: Simplify right side
    97,184.20x = 7,263,588,062.07
  5. Step 5: Solve for x
    x = 7,263,588,062.07/97,184.20
  6. Step 6: Final answer
    x = 74,740.42

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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.