Home / 158,409.09-237,617.28-53,228.97

Finding the Fourth Proportional to 158,409.09, 237,617.28 and 53,228.97

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Solution

The fourth proportional to 158,409.09, 237,617.28 and 53,228.97 is: 79,844.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,409.09 : 237,617.28 = 53,228.97 : x
  2. Step 2: Convert to fraction form
    158,409.09/237,617.28 = 53,228.97/x
  3. Step 3: Cross multiply
    158,409.09x = 237,617.28 × 53,228.97
  4. Step 4: Simplify right side
    158,409.09x = 12,648,123,068.60
  5. Step 5: Solve for x
    x = 12,648,123,068.60/158,409.09
  6. Step 6: Final answer
    x = 79,844.68

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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.