Home / 90,598.98-125,026.29-50,311.74

Finding the Fourth Proportional to 90,598.98, 125,026.29 and 50,311.74

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Solution

The fourth proportional to 90,598.98, 125,026.29 and 50,311.74 is: 69,430.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,598.98 : 125,026.29 = 50,311.74 : x
  2. Step 2: Convert to fraction form
    90,598.98/125,026.29 = 50,311.74/x
  3. Step 3: Cross multiply
    90,598.98x = 125,026.29 × 50,311.74
  4. Step 4: Simplify right side
    90,598.98x = 6,290,290,195.64
  5. Step 5: Solve for x
    x = 6,290,290,195.64/90,598.98
  6. Step 6: Final answer
    x = 69,430.03

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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.