Home / 179,391.34-247,465.02-106,742.62

Finding the Fourth Proportional to 179,391.34, 247,465.02 and 106,742.62

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Solution

The fourth proportional to 179,391.34, 247,465.02 and 106,742.62 is: 147,248.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,391.34 : 247,465.02 = 106,742.62 : x
  2. Step 2: Convert to fraction form
    179,391.34/247,465.02 = 106,742.62/x
  3. Step 3: Cross multiply
    179,391.34x = 247,465.02 × 106,742.62
  4. Step 4: Simplify right side
    179,391.34x = 26,415,064,593.15
  5. Step 5: Solve for x
    x = 26,415,064,593.15/179,391.34
  6. Step 6: Final answer
    x = 147,248.27

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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.