Home / 254,598.08-351,345.55-139,884.12

Finding the Fourth Proportional to 254,598.08, 351,345.55 and 139,884.12

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Solution

The fourth proportional to 254,598.08, 351,345.55 and 139,884.12 is: 193,040.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,598.08 : 351,345.55 = 139,884.12 : x
  2. Step 2: Convert to fraction form
    254,598.08/351,345.55 = 139,884.12/x
  3. Step 3: Cross multiply
    254,598.08x = 351,345.55 × 139,884.12
  4. Step 4: Simplify right side
    254,598.08x = 49,147,662,727.96
  5. Step 5: Solve for x
    x = 49,147,662,727.96/254,598.08
  6. Step 6: Final answer
    x = 193,040.20

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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.