Home / 90,447.18-124,824.58-50,173.93

Finding the Fourth Proportional to 90,447.18, 124,824.58 and 50,173.93

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Solution

The fourth proportional to 90,447.18, 124,824.58 and 50,173.93 is: 69,244.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,447.18 : 124,824.58 = 50,173.93 : x
  2. Step 2: Convert to fraction form
    90,447.18/124,824.58 = 50,173.93/x
  3. Step 3: Cross multiply
    90,447.18x = 124,824.58 × 50,173.93
  4. Step 4: Simplify right side
    90,447.18x = 6,262,938,864.21
  5. Step 5: Solve for x
    x = 6,262,938,864.21/90,447.18
  6. Step 6: Final answer
    x = 69,244.16

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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.