Home / 131,730.29-197,595.57-61,658.81

Finding the Fourth Proportional to 131,730.29, 197,595.57 and 61,658.81

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Solution

The fourth proportional to 131,730.29, 197,595.57 and 61,658.81 is: 92,488.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,730.29 : 197,595.57 = 61,658.81 : x
  2. Step 2: Convert to fraction form
    131,730.29/197,595.57 = 61,658.81/x
  3. Step 3: Cross multiply
    131,730.29x = 197,595.57 × 61,658.81
  4. Step 4: Simplify right side
    131,730.29x = 12,183,506,719.49
  5. Step 5: Solve for x
    x = 12,183,506,719.49/131,730.29
  6. Step 6: Final answer
    x = 92,488.27

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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.