Home / 113,990.13-170,934.90-60,669.24

Finding the Fourth Proportional to 113,990.13, 170,934.90 and 60,669.24

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Solution

The fourth proportional to 113,990.13, 170,934.90 and 60,669.24 is: 90,977.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,990.13 : 170,934.90 = 60,669.24 : x
  2. Step 2: Convert to fraction form
    113,990.13/170,934.90 = 60,669.24/x
  3. Step 3: Cross multiply
    113,990.13x = 170,934.90 × 60,669.24
  4. Step 4: Simplify right side
    113,990.13x = 10,370,490,472.48
  5. Step 5: Solve for x
    x = 10,370,490,472.48/113,990.13
  6. Step 6: Final answer
    x = 90,977.09

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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.