Home / 146,432.54-202,022.07-86,005.10

Finding the Fourth Proportional to 146,432.54, 202,022.07 and 86,005.10

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Solution

The fourth proportional to 146,432.54, 202,022.07 and 86,005.10 is: 118,654.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,432.54 : 202,022.07 = 86,005.10 : x
  2. Step 2: Convert to fraction form
    146,432.54/202,022.07 = 86,005.10/x
  3. Step 3: Cross multiply
    146,432.54x = 202,022.07 × 86,005.10
  4. Step 4: Simplify right side
    146,432.54x = 17,374,928,332.56
  5. Step 5: Solve for x
    x = 17,374,928,332.56/146,432.54
  6. Step 6: Final answer
    x = 118,654.83

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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.