Home / 105,967.17-146,234.27-60,644.94

Finding the Fourth Proportional to 105,967.17, 146,234.27 and 60,644.94

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Solution

The fourth proportional to 105,967.17, 146,234.27 and 60,644.94 is: 83,689.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,967.17 : 146,234.27 = 60,644.94 : x
  2. Step 2: Convert to fraction form
    105,967.17/146,234.27 = 60,644.94/x
  3. Step 3: Cross multiply
    105,967.17x = 146,234.27 × 60,644.94
  4. Step 4: Simplify right side
    105,967.17x = 8,868,368,226.87
  5. Step 5: Solve for x
    x = 8,868,368,226.87/105,967.17
  6. Step 6: Final answer
    x = 83,689.77

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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.