Home / 49,364.66-68,074.70-45,266.78

Finding the Fourth Proportional to 49,364.66, 68,074.70 and 45,266.78

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Solution

The fourth proportional to 49,364.66, 68,074.70 and 45,266.78 is: 62,423.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,364.66 : 68,074.70 = 45,266.78 : x
  2. Step 2: Convert to fraction form
    49,364.66/68,074.70 = 45,266.78/x
  3. Step 3: Cross multiply
    49,364.66x = 68,074.70 × 45,266.78
  4. Step 4: Simplify right side
    49,364.66x = 3,081,521,901.76
  5. Step 5: Solve for x
    x = 3,081,521,901.76/49,364.66
  6. Step 6: Final answer
    x = 62,423.64

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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.