Home / 131,652.15-197,498.73-42,885.01

Finding the Fourth Proportional to 131,652.15, 197,498.73 and 42,885.01

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Solution

The fourth proportional to 131,652.15, 197,498.73 and 42,885.01 is: 64,334.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,652.15 : 197,498.73 = 42,885.01 : x
  2. Step 2: Convert to fraction form
    131,652.15/197,498.73 = 42,885.01/x
  3. Step 3: Cross multiply
    131,652.15x = 197,498.73 × 42,885.01
  4. Step 4: Simplify right side
    131,652.15x = 8,469,735,011.04
  5. Step 5: Solve for x
    x = 8,469,735,011.04/131,652.15
  6. Step 6: Final answer
    x = 64,334.19

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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.