Home / 90,482.18-124,865.55-50,195.94

Finding the Fourth Proportional to 90,482.18, 124,865.55 and 50,195.94

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Solution

The fourth proportional to 90,482.18, 124,865.55 and 50,195.94 is: 69,270.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,482.18 : 124,865.55 = 50,195.94 : x
  2. Step 2: Convert to fraction form
    90,482.18/124,865.55 = 50,195.94/x
  3. Step 3: Cross multiply
    90,482.18x = 124,865.55 × 50,195.94
  4. Step 4: Simplify right side
    90,482.18x = 6,267,742,780.56
  5. Step 5: Solve for x
    x = 6,267,742,780.56/90,482.18
  6. Step 6: Final answer
    x = 69,270.47

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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.