Home / 285,332.04-393,757.86-158,007.48

Finding the Fourth Proportional to 285,332.04, 393,757.86 and 158,007.48

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Solution

The fourth proportional to 285,332.04, 393,757.86 and 158,007.48 is: 218,050.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    285,332.04 : 393,757.86 = 158,007.48 : x
  2. Step 2: Convert to fraction form
    285,332.04/393,757.86 = 158,007.48/x
  3. Step 3: Cross multiply
    285,332.04x = 393,757.86 × 158,007.48
  4. Step 4: Simplify right side
    285,332.04x = 62,216,687,188.79
  5. Step 5: Solve for x
    x = 62,216,687,188.79/285,332.04
  6. Step 6: Final answer
    x = 218,050.13

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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.