Home / 130,170.95-179,582.90-84,832.41

Finding the Fourth Proportional to 130,170.95, 179,582.90 and 84,832.41

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Solution

The fourth proportional to 130,170.95, 179,582.90 and 84,832.41 is: 117,034.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,170.95 : 179,582.90 = 84,832.41 : x
  2. Step 2: Convert to fraction form
    130,170.95/179,582.90 = 84,832.41/x
  3. Step 3: Cross multiply
    130,170.95x = 179,582.90 × 84,832.41
  4. Step 4: Simplify right side
    130,170.95x = 15,234,449,777.63
  5. Step 5: Solve for x
    x = 15,234,449,777.63/130,170.95
  6. Step 6: Final answer
    x = 117,034.18

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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.