Home / 124,099.14-186,145.35-30,605.70

Finding the Fourth Proportional to 124,099.14, 186,145.35 and 30,605.70

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Solution

The fourth proportional to 124,099.14, 186,145.35 and 30,605.70 is: 45,907.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,099.14 : 186,145.35 = 30,605.70 : x
  2. Step 2: Convert to fraction form
    124,099.14/186,145.35 = 30,605.70/x
  3. Step 3: Cross multiply
    124,099.14x = 186,145.35 × 30,605.70
  4. Step 4: Simplify right side
    124,099.14x = 5,697,108,738.50
  5. Step 5: Solve for x
    x = 5,697,108,738.50/124,099.14
  6. Step 6: Final answer
    x = 45,907.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.