Home / 90,566.30-124,975.27-50,276.91

Finding the Fourth Proportional to 90,566.30, 124,975.27 and 50,276.91

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Solution

The fourth proportional to 90,566.30, 124,975.27 and 50,276.91 is: 69,378.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,566.30 : 124,975.27 = 50,276.91 : x
  2. Step 2: Convert to fraction form
    90,566.30/124,975.27 = 50,276.91/x
  3. Step 3: Cross multiply
    90,566.30x = 124,975.27 × 50,276.91
  4. Step 4: Simplify right side
    90,566.30x = 6,283,370,276.32
  5. Step 5: Solve for x
    x = 6,283,370,276.32/90,566.30
  6. Step 6: Final answer
    x = 69,378.68

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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.