Home / 301,098.12-451,253.46-123,397.08

Finding the Fourth Proportional to 301,098.12, 451,253.46 and 123,397.08

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Solution

The fourth proportional to 301,098.12, 451,253.46 and 123,397.08 is: 184,934.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,098.12 : 451,253.46 = 123,397.08 : x
  2. Step 2: Convert to fraction form
    301,098.12/451,253.46 = 123,397.08/x
  3. Step 3: Cross multiply
    301,098.12x = 451,253.46 × 123,397.08
  4. Step 4: Simplify right side
    301,098.12x = 55,683,359,303.90
  5. Step 5: Solve for x
    x = 55,683,359,303.90/301,098.12
  6. Step 6: Final answer
    x = 184,934.26

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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.