Home / 97,686.45-134,800.11-54,660.24

Finding the Fourth Proportional to 97,686.45, 134,800.11 and 54,660.24

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Solution

The fourth proportional to 97,686.45, 134,800.11 and 54,660.24 is: 75,427.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,686.45 : 134,800.11 = 54,660.24 : x
  2. Step 2: Convert to fraction form
    97,686.45/134,800.11 = 54,660.24/x
  3. Step 3: Cross multiply
    97,686.45x = 134,800.11 × 54,660.24
  4. Step 4: Simplify right side
    97,686.45x = 7,368,206,364.63
  5. Step 5: Solve for x
    x = 7,368,206,364.63/97,686.45
  6. Step 6: Final answer
    x = 75,427.11

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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.