Home / 90,482.14-124,865.67-50,196.70

Finding the Fourth Proportional to 90,482.14, 124,865.67 and 50,196.70

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Solution

The fourth proportional to 90,482.14, 124,865.67 and 50,196.70 is: 69,271.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,482.14 : 124,865.67 = 50,196.70 : x
  2. Step 2: Convert to fraction form
    90,482.14/124,865.67 = 50,196.70/x
  3. Step 3: Cross multiply
    90,482.14x = 124,865.67 × 50,196.70
  4. Step 4: Simplify right side
    90,482.14x = 6,267,844,577.29
  5. Step 5: Solve for x
    x = 6,267,844,577.29/90,482.14
  6. Step 6: Final answer
    x = 69,271.62

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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.