Home / 235,743.08-325,332.50-145,151.31

Finding the Fourth Proportional to 235,743.08, 325,332.50 and 145,151.31

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Solution

The fourth proportional to 235,743.08, 325,332.50 and 145,151.31 is: 200,313.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,743.08 : 325,332.50 = 145,151.31 : x
  2. Step 2: Convert to fraction form
    235,743.08/325,332.50 = 145,151.31/x
  3. Step 3: Cross multiply
    235,743.08x = 325,332.50 × 145,151.31
  4. Step 4: Simplify right side
    235,743.08x = 47,222,437,834.82
  5. Step 5: Solve for x
    x = 47,222,437,834.82/235,743.08
  6. Step 6: Final answer
    x = 200,313.15

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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.