Home / 90,598.35-125,029.91-50,312.29

Finding the Fourth Proportional to 90,598.35, 125,029.91 and 50,312.29

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Solution

The fourth proportional to 90,598.35, 125,029.91 and 50,312.29 is: 69,433.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,598.35 : 125,029.91 = 50,312.29 : x
  2. Step 2: Convert to fraction form
    90,598.35/125,029.91 = 50,312.29/x
  3. Step 3: Cross multiply
    90,598.35x = 125,029.91 × 50,312.29
  4. Step 4: Simplify right side
    90,598.35x = 6,290,541,090.59
  5. Step 5: Solve for x
    x = 6,290,541,090.59/90,598.35
  6. Step 6: Final answer
    x = 69,433.29

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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.