Home / 175,519.62-242,218.26-107,536.72

Finding the Fourth Proportional to 175,519.62, 242,218.26 and 107,536.72

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Solution

The fourth proportional to 175,519.62, 242,218.26 and 107,536.72 is: 148,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,519.62 : 242,218.26 = 107,536.72 : x
  2. Step 2: Convert to fraction form
    175,519.62/242,218.26 = 107,536.72/x
  3. Step 3: Cross multiply
    175,519.62x = 242,218.26 × 107,536.72
  4. Step 4: Simplify right side
    175,519.62x = 26,047,357,204.51
  5. Step 5: Solve for x
    x = 26,047,357,204.51/175,519.62
  6. Step 6: Final answer
    x = 148,401.40

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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.