Home / 130,096.42-179,563.06-84,695.34

Finding the Fourth Proportional to 130,096.42, 179,563.06 and 84,695.34

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Solution

The fourth proportional to 130,096.42, 179,563.06 and 84,695.34 is: 116,899.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,096.42 : 179,563.06 = 84,695.34 : x
  2. Step 2: Convert to fraction form
    130,096.42/179,563.06 = 84,695.34/x
  3. Step 3: Cross multiply
    130,096.42x = 179,563.06 × 84,695.34
  4. Step 4: Simplify right side
    130,096.42x = 15,208,155,197.37
  5. Step 5: Solve for x
    x = 15,208,155,197.37/130,096.42
  6. Step 6: Final answer
    x = 116,899.11

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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.