Home / 109,998.04-164,775.66-76,303.24

Finding the Fourth Proportional to 109,998.04, 164,775.66 and 76,303.24

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Solution

The fourth proportional to 109,998.04, 164,775.66 and 76,303.24 is: 114,301.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,998.04 : 164,775.66 = 76,303.24 : x
  2. Step 2: Convert to fraction form
    109,998.04/164,775.66 = 76,303.24/x
  3. Step 3: Cross multiply
    109,998.04x = 164,775.66 × 76,303.24
  4. Step 4: Simplify right side
    109,998.04x = 12,572,916,731.14
  5. Step 5: Solve for x
    x = 12,572,916,731.14/109,998.04
  6. Step 6: Final answer
    x = 114,301.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.