Home / 146,010.63-201,494.30-81,479.19

Finding the Fourth Proportional to 146,010.63, 201,494.30 and 81,479.19

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Solution

The fourth proportional to 146,010.63, 201,494.30 and 81,479.19 is: 112,441.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,010.63 : 201,494.30 = 81,479.19 : x
  2. Step 2: Convert to fraction form
    146,010.63/201,494.30 = 81,479.19/x
  3. Step 3: Cross multiply
    146,010.63x = 201,494.30 × 81,479.19
  4. Step 4: Simplify right side
    146,010.63x = 16,417,592,448.67
  5. Step 5: Solve for x
    x = 16,417,592,448.67/146,010.63
  6. Step 6: Final answer
    x = 112,441.07

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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.