Home / 340,119.40-510,187.50-162,645.16

Finding the Fourth Proportional to 340,119.40, 510,187.50 and 162,645.16

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Solution

The fourth proportional to 340,119.40, 510,187.50 and 162,645.16 is: 243,971.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,119.40 : 510,187.50 = 162,645.16 : x
  2. Step 2: Convert to fraction form
    340,119.40/510,187.50 = 162,645.16/x
  3. Step 3: Cross multiply
    340,119.40x = 510,187.50 × 162,645.16
  4. Step 4: Simplify right side
    340,119.40x = 82,979,527,567.50
  5. Step 5: Solve for x
    x = 82,979,527,567.50/340,119.40
  6. Step 6: Final answer
    x = 243,971.76

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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.