Home / 78,788.24-118,182.30-23,384.24

Finding the Fourth Proportional to 78,788.24, 118,182.30 and 23,384.24

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Solution

The fourth proportional to 78,788.24, 118,182.30 and 23,384.24 is: 35,076.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,788.24 : 118,182.30 = 23,384.24 : x
  2. Step 2: Convert to fraction form
    78,788.24/118,182.30 = 23,384.24/x
  3. Step 3: Cross multiply
    78,788.24x = 118,182.30 × 23,384.24
  4. Step 4: Simplify right side
    78,788.24x = 2,763,603,266.95
  5. Step 5: Solve for x
    x = 2,763,603,266.95/78,788.24
  6. Step 6: Final answer
    x = 35,076.34

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1.5x scale

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.