Home / 158,427.20-237,632.16-53,235.20

Finding the Fourth Proportional to 158,427.20, 237,632.16 and 53,235.20

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Solution

The fourth proportional to 158,427.20, 237,632.16 and 53,235.20 is: 79,849.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,427.20 : 237,632.16 = 53,235.20 : x
  2. Step 2: Convert to fraction form
    158,427.20/237,632.16 = 53,235.20/x
  3. Step 3: Cross multiply
    158,427.20x = 237,632.16 × 53,235.20
  4. Step 4: Simplify right side
    158,427.20x = 12,650,395,564.03
  5. Step 5: Solve for x
    x = 12,650,395,564.03/158,427.20
  6. Step 6: Final answer
    x = 79,849.90

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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.