Home / 343,977.29-516,055.03-130,748.84

Finding the Fourth Proportional to 343,977.29, 516,055.03 and 130,748.84

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Solution

The fourth proportional to 343,977.29, 516,055.03 and 130,748.84 is: 196,157.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,977.29 : 516,055.03 = 130,748.84 : x
  2. Step 2: Convert to fraction form
    343,977.29/516,055.03 = 130,748.84/x
  3. Step 3: Cross multiply
    343,977.29x = 516,055.03 × 130,748.84
  4. Step 4: Simplify right side
    343,977.29x = 67,473,593,641.52
  5. Step 5: Solve for x
    x = 67,473,593,641.52/343,977.29
  6. Step 6: Final answer
    x = 196,157.12

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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.