Home / 305,837.40-458,756.16-95,493.36

Finding the Fourth Proportional to 305,837.40, 458,756.16 and 95,493.36

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Solution

The fourth proportional to 305,837.40, 458,756.16 and 95,493.36 is: 143,240.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,837.40 : 458,756.16 = 95,493.36 : x
  2. Step 2: Convert to fraction form
    305,837.40/458,756.16 = 95,493.36/x
  3. Step 3: Cross multiply
    305,837.40x = 458,756.16 × 95,493.36
  4. Step 4: Simplify right side
    305,837.40x = 43,808,167,139.10
  5. Step 5: Solve for x
    x = 43,808,167,139.10/305,837.40
  6. Step 6: Final answer
    x = 143,240.06

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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.