Home / 186,280.67-279,423.62-53,160.94

Finding the Fourth Proportional to 186,280.67, 279,423.62 and 53,160.94

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Solution

The fourth proportional to 186,280.67, 279,423.62 and 53,160.94 is: 79,742.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,280.67 : 279,423.62 = 53,160.94 : x
  2. Step 2: Convert to fraction form
    186,280.67/279,423.62 = 53,160.94/x
  3. Step 3: Cross multiply
    186,280.67x = 279,423.62 × 53,160.94
  4. Step 4: Simplify right side
    186,280.67x = 14,854,422,297.40
  5. Step 5: Solve for x
    x = 14,854,422,297.40/186,280.67
  6. Step 6: Final answer
    x = 79,742.16

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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.