Home / 49,484.16-74,130.56-30,771.65

Finding the Fourth Proportional to 49,484.16, 74,130.56 and 30,771.65

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Solution

The fourth proportional to 49,484.16, 74,130.56 and 30,771.65 is: 46,097.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,484.16 : 74,130.56 = 30,771.65 : x
  2. Step 2: Convert to fraction form
    49,484.16/74,130.56 = 30,771.65/x
  3. Step 3: Cross multiply
    49,484.16x = 74,130.56 × 30,771.65
  4. Step 4: Simplify right side
    49,484.16x = 2,281,119,122.11
  5. Step 5: Solve for x
    x = 2,281,119,122.11/49,484.16
  6. Step 6: Final answer
    x = 46,097.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.