Home / 146,003.64-201,484.14-78,935.48

Finding the Fourth Proportional to 146,003.64, 201,484.14 and 78,935.48

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Solution

The fourth proportional to 146,003.64, 201,484.14 and 78,935.48 is: 108,930.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,003.64 : 201,484.14 = 78,935.48 : x
  2. Step 2: Convert to fraction form
    146,003.64/201,484.14 = 78,935.48/x
  3. Step 3: Cross multiply
    146,003.64x = 201,484.14 × 78,935.48
  4. Step 4: Simplify right side
    146,003.64x = 15,904,247,303.29
  5. Step 5: Solve for x
    x = 15,904,247,303.29/146,003.64
  6. Step 6: Final answer
    x = 108,930.48

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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.