Home / 126,521.28-174,599.01-69,932.25

Finding the Fourth Proportional to 126,521.28, 174,599.01 and 69,932.25

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Solution

The fourth proportional to 126,521.28, 174,599.01 and 69,932.25 is: 96,506.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,521.28 : 174,599.01 = 69,932.25 : x
  2. Step 2: Convert to fraction form
    126,521.28/174,599.01 = 69,932.25/x
  3. Step 3: Cross multiply
    126,521.28x = 174,599.01 × 69,932.25
  4. Step 4: Simplify right side
    126,521.28x = 12,210,101,617.07
  5. Step 5: Solve for x
    x = 12,210,101,617.07/126,521.28
  6. Step 6: Final answer
    x = 96,506.31

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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.