Home / 48,685.38-73,091.10-46,686.30

Finding the Fourth Proportional to 48,685.38, 73,091.10 and 46,686.30

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Solution

The fourth proportional to 48,685.38, 73,091.10 and 46,686.30 is: 70,089.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,685.38 : 73,091.10 = 46,686.30 : x
  2. Step 2: Convert to fraction form
    48,685.38/73,091.10 = 46,686.30/x
  3. Step 3: Cross multiply
    48,685.38x = 73,091.10 × 46,686.30
  4. Step 4: Simplify right side
    48,685.38x = 3,412,353,021.93
  5. Step 5: Solve for x
    x = 3,412,353,021.93/48,685.38
  6. Step 6: Final answer
    x = 70,089.89

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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.