Home / 222,909.07-307,614.47-127,417.82

Finding the Fourth Proportional to 222,909.07, 307,614.47 and 127,417.82

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Solution

The fourth proportional to 222,909.07, 307,614.47 and 127,417.82 is: 175,836.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,909.07 : 307,614.47 = 127,417.82 : x
  2. Step 2: Convert to fraction form
    222,909.07/307,614.47 = 127,417.82/x
  3. Step 3: Cross multiply
    222,909.07x = 307,614.47 × 127,417.82
  4. Step 4: Simplify right side
    222,909.07x = 39,195,565,167.86
  5. Step 5: Solve for x
    x = 39,195,565,167.86/222,909.07
  6. Step 6: Final answer
    x = 175,836.56

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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.