Home / 348,337.56-522,739.08-126,721.56

Finding the Fourth Proportional to 348,337.56, 522,739.08 and 126,721.56

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Solution

The fourth proportional to 348,337.56, 522,739.08 and 126,721.56 is: 190,167.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,337.56 : 522,739.08 = 126,721.56 : x
  2. Step 2: Convert to fraction form
    348,337.56/522,739.08 = 126,721.56/x
  3. Step 3: Cross multiply
    348,337.56x = 522,739.08 × 126,721.56
  4. Step 4: Simplify right side
    348,337.56x = 66,242,311,690.56
  5. Step 5: Solve for x
    x = 66,242,311,690.56/348,337.56
  6. Step 6: Final answer
    x = 190,167.01

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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.