Home / 253,412.20-349,674.24-151,416.10

Finding the Fourth Proportional to 253,412.20, 349,674.24 and 151,416.10

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Solution

The fourth proportional to 253,412.20, 349,674.24 and 151,416.10 is: 208,933.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,412.20 : 349,674.24 = 151,416.10 : x
  2. Step 2: Convert to fraction form
    253,412.20/349,674.24 = 151,416.10/x
  3. Step 3: Cross multiply
    253,412.20x = 349,674.24 × 151,416.10
  4. Step 4: Simplify right side
    253,412.20x = 52,946,309,691.26
  5. Step 5: Solve for x
    x = 52,946,309,691.26/253,412.20
  6. Step 6: Final answer
    x = 208,933.55

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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.