Home / 149,232-223,848.64-38,423.68

Finding the Fourth Proportional to 149,232, 223,848.64 and 38,423.68

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Solution

The fourth proportional to 149,232, 223,848.64 and 38,423.68 is: 57,635.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,232 : 223,848.64 = 38,423.68 : x
  2. Step 2: Convert to fraction form
    149,232/223,848.64 = 38,423.68/x
  3. Step 3: Cross multiply
    149,232x = 223,848.64 × 38,423.68
  4. Step 4: Simplify right side
    149,232x = 8,601,088,511.80
  5. Step 5: Solve for x
    x = 8,601,088,511.80/149,232
  6. Step 6: Final answer
    x = 57,635.68

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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.