Home / 254,932.08-351,810.72-140,223.12

Finding the Fourth Proportional to 254,932.08, 351,810.72 and 140,223.12

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Solution

The fourth proportional to 254,932.08, 351,810.72 and 140,223.12 is: 193,510.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,932.08 : 351,810.72 = 140,223.12 : x
  2. Step 2: Convert to fraction form
    254,932.08/351,810.72 = 140,223.12/x
  3. Step 3: Cross multiply
    254,932.08x = 351,810.72 × 140,223.12
  4. Step 4: Simplify right side
    254,932.08x = 49,331,996,807.85
  5. Step 5: Solve for x
    x = 49,331,996,807.85/254,932.08
  6. Step 6: Final answer
    x = 193,510.35

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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.