Home / 147,094.48-202,981.80-82,557.72

Finding the Fourth Proportional to 147,094.48, 202,981.80 and 82,557.72

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Solution

The fourth proportional to 147,094.48, 202,981.80 and 82,557.72 is: 113,924.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,094.48 : 202,981.80 = 82,557.72 : x
  2. Step 2: Convert to fraction form
    147,094.48/202,981.80 = 82,557.72/x
  3. Step 3: Cross multiply
    147,094.48x = 202,981.80 × 82,557.72
  4. Step 4: Simplify right side
    147,094.48x = 16,757,714,609.50
  5. Step 5: Solve for x
    x = 16,757,714,609.50/147,094.48
  6. Step 6: Final answer
    x = 113,924.84

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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.