Home / 126,441.34-174,492.57-69,856.36

Finding the Fourth Proportional to 126,441.34, 174,492.57 and 69,856.36

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Solution

The fourth proportional to 126,441.34, 174,492.57 and 69,856.36 is: 96,403.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,441.34 : 174,492.57 = 69,856.36 : x
  2. Step 2: Convert to fraction form
    126,441.34/174,492.57 = 69,856.36/x
  3. Step 3: Cross multiply
    126,441.34x = 174,492.57 × 69,856.36
  4. Step 4: Simplify right side
    126,441.34x = 12,189,415,787.25
  5. Step 5: Solve for x
    x = 12,189,415,787.25/126,441.34
  6. Step 6: Final answer
    x = 96,403.72

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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.