Home / 55,259.96-76,271.04-35,112.90

Finding the Fourth Proportional to 55,259.96, 76,271.04 and 35,112.90

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Solution

The fourth proportional to 55,259.96, 76,271.04 and 35,112.90 is: 48,463.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,259.96 : 76,271.04 = 35,112.90 : x
  2. Step 2: Convert to fraction form
    55,259.96/76,271.04 = 35,112.90/x
  3. Step 3: Cross multiply
    55,259.96x = 76,271.04 × 35,112.90
  4. Step 4: Simplify right side
    55,259.96x = 2,678,097,400.42
  5. Step 5: Solve for x
    x = 2,678,097,400.42/55,259.96
  6. Step 6: Final answer
    x = 48,463.62

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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.