Home / 106,000.65-146,280.87-58,257.09

Finding the Fourth Proportional to 106,000.65, 146,280.87 and 58,257.09

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Solution

The fourth proportional to 106,000.65, 146,280.87 and 58,257.09 is: 80,394.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,000.65 : 146,280.87 = 58,257.09 : x
  2. Step 2: Convert to fraction form
    106,000.65/146,280.87 = 58,257.09/x
  3. Step 3: Cross multiply
    106,000.65x = 146,280.87 × 58,257.09
  4. Step 4: Simplify right side
    106,000.65x = 8,521,897,808.87
  5. Step 5: Solve for x
    x = 8,521,897,808.87/106,000.65
  6. Step 6: Final answer
    x = 80,394.77

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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.