Home / 90,460.31-124,817.22-54,652.30

Finding the Fourth Proportional to 90,460.31, 124,817.22 and 54,652.30

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Solution

The fourth proportional to 90,460.31, 124,817.22 and 54,652.30 is: 75,409.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,460.31 : 124,817.22 = 54,652.30 : x
  2. Step 2: Convert to fraction form
    90,460.31/124,817.22 = 54,652.30/x
  3. Step 3: Cross multiply
    90,460.31x = 124,817.22 × 54,652.30
  4. Step 4: Simplify right side
    90,460.31x = 6,821,547,840.56
  5. Step 5: Solve for x
    x = 6,821,547,840.56/90,460.31
  6. Step 6: Final answer
    x = 75,409.30

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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.