Home / 235,743.32-325,332.83-145,151.55

Finding the Fourth Proportional to 235,743.32, 325,332.83 and 145,151.55

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Solution

The fourth proportional to 235,743.32, 325,332.83 and 145,151.55 is: 200,313.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,743.32 : 325,332.83 = 145,151.55 : x
  2. Step 2: Convert to fraction form
    235,743.32/325,332.83 = 145,151.55/x
  3. Step 3: Cross multiply
    235,743.32x = 325,332.83 × 145,151.55
  4. Step 4: Simplify right side
    235,743.32x = 47,222,563,814.63
  5. Step 5: Solve for x
    x = 47,222,563,814.63/235,743.32
  6. Step 6: Final answer
    x = 200,313.48

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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.