Home / 90,303.47-124,613.31-50,014.82

Finding the Fourth Proportional to 90,303.47, 124,613.31 and 50,014.82

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Solution

The fourth proportional to 90,303.47, 124,613.31 and 50,014.82 is: 69,017.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,303.47 : 124,613.31 = 50,014.82 : x
  2. Step 2: Convert to fraction form
    90,303.47/124,613.31 = 50,014.82/x
  3. Step 3: Cross multiply
    90,303.47x = 124,613.31 × 50,014.82
  4. Step 4: Simplify right side
    90,303.47x = 6,232,512,269.25
  5. Step 5: Solve for x
    x = 6,232,512,269.25/90,303.47
  6. Step 6: Final answer
    x = 69,017.42

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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.