Home / 165,312.54-227,920.10-107,066.36

Finding the Fourth Proportional to 165,312.54, 227,920.10 and 107,066.36

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Solution

The fourth proportional to 165,312.54, 227,920.10 and 107,066.36 is: 147,614.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,312.54 : 227,920.10 = 107,066.36 : x
  2. Step 2: Convert to fraction form
    165,312.54/227,920.10 = 107,066.36/x
  3. Step 3: Cross multiply
    165,312.54x = 227,920.10 × 107,066.36
  4. Step 4: Simplify right side
    165,312.54x = 24,402,575,477.84
  5. Step 5: Solve for x
    x = 24,402,575,477.84/165,312.54
  6. Step 6: Final answer
    x = 147,614.79

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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.