Home / 135,740.76-203,679.04-60,914.40

Finding the Fourth Proportional to 135,740.76, 203,679.04 and 60,914.40

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Solution

The fourth proportional to 135,740.76, 203,679.04 and 60,914.40 is: 91,402.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,740.76 : 203,679.04 = 60,914.40 : x
  2. Step 2: Convert to fraction form
    135,740.76/203,679.04 = 60,914.40/x
  3. Step 3: Cross multiply
    135,740.76x = 203,679.04 × 60,914.40
  4. Step 4: Simplify right side
    135,740.76x = 12,406,986,514.18
  5. Step 5: Solve for x
    x = 12,406,986,514.18/135,740.76
  6. Step 6: Final answer
    x = 91,402.07

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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.