Home / 238,288.87-357,515.34-149,438.35

Finding the Fourth Proportional to 238,288.87, 357,515.34 and 149,438.35

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Solution

The fourth proportional to 238,288.87, 357,515.34 and 149,438.35 is: 224,208.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,288.87 : 357,515.34 = 149,438.35 : x
  2. Step 2: Convert to fraction form
    238,288.87/357,515.34 = 149,438.35/x
  3. Step 3: Cross multiply
    238,288.87x = 357,515.34 × 149,438.35
  4. Step 4: Simplify right side
    238,288.87x = 53,426,502,395.79
  5. Step 5: Solve for x
    x = 53,426,502,395.79/238,288.87
  6. Step 6: Final answer
    x = 224,208.97

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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.