Home / 238,479.24-357,729.72-168,670.20

Finding the Fourth Proportional to 238,479.24, 357,729.72 and 168,670.20

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Solution

The fourth proportional to 238,479.24, 357,729.72 and 168,670.20 is: 253,012.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,479.24 : 357,729.72 = 168,670.20 : x
  2. Step 2: Convert to fraction form
    238,479.24/357,729.72 = 168,670.20/x
  3. Step 3: Cross multiply
    238,479.24x = 357,729.72 × 168,670.20
  4. Step 4: Simplify right side
    238,479.24x = 60,338,343,418.34
  5. Step 5: Solve for x
    x = 60,338,343,418.34/238,479.24
  6. Step 6: Final answer
    x = 253,012.98

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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.