Home / 234,421.08-351,628.98-56,928

Finding the Fourth Proportional to 234,421.08, 351,628.98 and 56,928

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Solution

The fourth proportional to 234,421.08, 351,628.98 and 56,928 is: 85,391.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,421.08 : 351,628.98 = 56,928 : x
  2. Step 2: Convert to fraction form
    234,421.08/351,628.98 = 56,928/x
  3. Step 3: Cross multiply
    234,421.08x = 351,628.98 × 56,928
  4. Step 4: Simplify right side
    234,421.08x = 20,017,534,573.44
  5. Step 5: Solve for x
    x = 20,017,534,573.44/234,421.08
  6. Step 6: Final answer
    x = 85,391.36

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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.