Home / 90,943.16-125,498.26-50,656.08

Finding the Fourth Proportional to 90,943.16, 125,498.26 and 50,656.08

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Solution

The fourth proportional to 90,943.16, 125,498.26 and 50,656.08 is: 69,903.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,943.16 : 125,498.26 = 50,656.08 : x
  2. Step 2: Convert to fraction form
    90,943.16/125,498.26 = 50,656.08/x
  3. Step 3: Cross multiply
    90,943.16x = 125,498.26 × 50,656.08
  4. Step 4: Simplify right side
    90,943.16x = 6,357,250,432.36
  5. Step 5: Solve for x
    x = 6,357,250,432.36/90,943.16
  6. Step 6: Final answer
    x = 69,903.56

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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.