Home / 90,303.08-124,625.27-50,020.59

Finding the Fourth Proportional to 90,303.08, 124,625.27 and 50,020.59

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Solution

The fourth proportional to 90,303.08, 124,625.27 and 50,020.59 is: 69,032.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,303.08 : 124,625.27 = 50,020.59 : x
  2. Step 2: Convert to fraction form
    90,303.08/124,625.27 = 50,020.59/x
  3. Step 3: Cross multiply
    90,303.08x = 124,625.27 × 50,020.59
  4. Step 4: Simplify right side
    90,303.08x = 6,233,829,534.31
  5. Step 5: Solve for x
    x = 6,233,829,534.31/90,303.08
  6. Step 6: Final answer
    x = 69,032.30

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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.