Home / 117,024.10-175,395.72-67,138.63

Finding the Fourth Proportional to 117,024.10, 175,395.72 and 67,138.63

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Solution

The fourth proportional to 117,024.10, 175,395.72 and 67,138.63 is: 100,627.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,024.10 : 175,395.72 = 67,138.63 : x
  2. Step 2: Convert to fraction form
    117,024.10/175,395.72 = 67,138.63/x
  3. Step 3: Cross multiply
    117,024.10x = 175,395.72 × 67,138.63
  4. Step 4: Simplify right side
    117,024.10x = 11,775,828,348.66
  5. Step 5: Solve for x
    x = 11,775,828,348.66/117,024.10
  6. Step 6: Final answer
    x = 100,627.38

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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.