Home / 91,148.52-125,792.04-50,320.65

Finding the Fourth Proportional to 91,148.52, 125,792.04 and 50,320.65

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Solution

The fourth proportional to 91,148.52, 125,792.04 and 50,320.65 is: 69,446.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,148.52 : 125,792.04 = 50,320.65 : x
  2. Step 2: Convert to fraction form
    91,148.52/125,792.04 = 50,320.65/x
  3. Step 3: Cross multiply
    91,148.52x = 125,792.04 × 50,320.65
  4. Step 4: Simplify right side
    91,148.52x = 6,329,937,217.63
  5. Step 5: Solve for x
    x = 6,329,937,217.63/91,148.52
  6. Step 6: Final answer
    x = 69,446.41

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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.