Home / 158,775.12-238,148.64-53,596.08

Finding the Fourth Proportional to 158,775.12, 238,148.64 and 53,596.08

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Solution

The fourth proportional to 158,775.12, 238,148.64 and 53,596.08 is: 80,389.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,775.12 : 238,148.64 = 53,596.08 : x
  2. Step 2: Convert to fraction form
    158,775.12/238,148.64 = 53,596.08/x
  3. Step 3: Cross multiply
    158,775.12x = 238,148.64 × 53,596.08
  4. Step 4: Simplify right side
    158,775.12x = 12,763,833,561.33
  5. Step 5: Solve for x
    x = 12,763,833,561.33/158,775.12
  6. Step 6: Final answer
    x = 80,389.38

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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.