Home / 90,518.67-124,913.86-50,232.10

Finding the Fourth Proportional to 90,518.67, 124,913.86 and 50,232.10

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Solution

The fourth proportional to 90,518.67, 124,913.86 and 50,232.10 is: 69,319.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,518.67 : 124,913.86 = 50,232.10 : x
  2. Step 2: Convert to fraction form
    90,518.67/124,913.86 = 50,232.10/x
  3. Step 3: Cross multiply
    90,518.67x = 124,913.86 × 50,232.10
  4. Step 4: Simplify right side
    90,518.67x = 6,274,685,506.91
  5. Step 5: Solve for x
    x = 6,274,685,506.91/90,518.67
  6. Step 6: Final answer
    x = 69,319.24

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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.