Home / 78,270.24-117,409.08-24,967.86

Finding the Fourth Proportional to 78,270.24, 117,409.08 and 24,967.86

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Solution

The fourth proportional to 78,270.24, 117,409.08 and 24,967.86 is: 37,452.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,270.24 : 117,409.08 = 24,967.86 : x
  2. Step 2: Convert to fraction form
    78,270.24/117,409.08 = 24,967.86/x
  3. Step 3: Cross multiply
    78,270.24x = 117,409.08 × 24,967.86
  4. Step 4: Simplify right side
    78,270.24x = 2,931,453,472.17
  5. Step 5: Solve for x
    x = 2,931,453,472.17/78,270.24
  6. Step 6: Final answer
    x = 37,452.98

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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.