Home / 90,726.02-125,194.80-50,437.34

Finding the Fourth Proportional to 90,726.02, 125,194.80 and 50,437.34

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Solution

The fourth proportional to 90,726.02, 125,194.80 and 50,437.34 is: 69,599.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,726.02 : 125,194.80 = 50,437.34 : x
  2. Step 2: Convert to fraction form
    90,726.02/125,194.80 = 50,437.34/x
  3. Step 3: Cross multiply
    90,726.02x = 125,194.80 × 50,437.34
  4. Step 4: Simplify right side
    90,726.02x = 6,314,492,067.86
  5. Step 5: Solve for x
    x = 6,314,492,067.86/90,726.02
  6. Step 6: Final answer
    x = 69,599.57

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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.