Home / 179,085.22-247,132.36-98,512.70

Finding the Fourth Proportional to 179,085.22, 247,132.36 and 98,512.70

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Solution

The fourth proportional to 179,085.22, 247,132.36 and 98,512.70 is: 135,944.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,085.22 : 247,132.36 = 98,512.70 : x
  2. Step 2: Convert to fraction form
    179,085.22/247,132.36 = 98,512.70/x
  3. Step 3: Cross multiply
    179,085.22x = 247,132.36 × 98,512.70
  4. Step 4: Simplify right side
    179,085.22x = 24,345,674,312.75
  5. Step 5: Solve for x
    x = 24,345,674,312.75/179,085.22
  6. Step 6: Final answer
    x = 135,944.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.