Home / 254,354.02-381,501.65-134,362.90

Finding the Fourth Proportional to 254,354.02, 381,501.65 and 134,362.90

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Solution

The fourth proportional to 254,354.02, 381,501.65 and 134,362.90 is: 201,528.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,354.02 : 381,501.65 = 134,362.90 : x
  2. Step 2: Convert to fraction form
    254,354.02/381,501.65 = 134,362.90/x
  3. Step 3: Cross multiply
    254,354.02x = 381,501.65 × 134,362.90
  4. Step 4: Simplify right side
    254,354.02x = 51,259,668,105.78
  5. Step 5: Solve for x
    x = 51,259,668,105.78/254,354.02
  6. Step 6: Final answer
    x = 201,528.83

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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.