Home / 372,127.14-513,519.96-210,993.10

Finding the Fourth Proportional to 372,127.14, 513,519.96 and 210,993.10

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Solution

The fourth proportional to 372,127.14, 513,519.96 and 210,993.10 is: 291,161.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,127.14 : 513,519.96 = 210,993.10 : x
  2. Step 2: Convert to fraction form
    372,127.14/513,519.96 = 210,993.10/x
  3. Step 3: Cross multiply
    372,127.14x = 513,519.96 × 210,993.10
  4. Step 4: Simplify right side
    372,127.14x = 108,349,168,272.28
  5. Step 5: Solve for x
    x = 108,349,168,272.28/372,127.14
  6. Step 6: Final answer
    x = 291,161.69

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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.