Home / 97,016.40-145,529.46-34,686.90

Finding the Fourth Proportional to 97,016.40, 145,529.46 and 34,686.90

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Solution

The fourth proportional to 97,016.40, 145,529.46 and 34,686.90 is: 52,032.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,016.40 : 145,529.46 = 34,686.90 : x
  2. Step 2: Convert to fraction form
    97,016.40/145,529.46 = 34,686.90/x
  3. Step 3: Cross multiply
    97,016.40x = 145,529.46 × 34,686.90
  4. Step 4: Simplify right side
    97,016.40x = 5,047,965,826.07
  5. Step 5: Solve for x
    x = 5,047,965,826.07/97,016.40
  6. Step 6: Final answer
    x = 52,032.09

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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.