Home / 113,364.70-170,047.05-106,366.30

Finding the Fourth Proportional to 113,364.70, 170,047.05 and 106,366.30

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Solution

The fourth proportional to 113,364.70, 170,047.05 and 106,366.30 is: 159,549.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,364.70 : 170,047.05 = 106,366.30 : x
  2. Step 2: Convert to fraction form
    113,364.70/170,047.05 = 106,366.30/x
  3. Step 3: Cross multiply
    113,364.70x = 170,047.05 × 106,366.30
  4. Step 4: Simplify right side
    113,364.70x = 18,087,275,534.42
  5. Step 5: Solve for x
    x = 18,087,275,534.42/113,364.70
  6. Step 6: Final answer
    x = 159,549.45

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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.