Home / 90,454.96-135,692.92-34,337.00

Finding the Fourth Proportional to 90,454.96, 135,692.92 and 34,337.00

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Solution

The fourth proportional to 90,454.96, 135,692.92 and 34,337.00 is: 51,509.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,454.96 : 135,692.92 = 34,337.00 : x
  2. Step 2: Convert to fraction form
    90,454.96/135,692.92 = 34,337.00/x
  3. Step 3: Cross multiply
    90,454.96x = 135,692.92 × 34,337.00
  4. Step 4: Simplify right side
    90,454.96x = 4,659,287,412.92
  5. Step 5: Solve for x
    x = 4,659,287,412.92/90,454.96
  6. Step 6: Final answer
    x = 51,509.47

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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.